Home / 1,661,438.79-2,492,158.19-524,316.24

Finding the Fourth Proportional to 1,661,438.79, 2,492,158.19 and 524,316.24

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Solution

The fourth proportional to 1,661,438.79, 2,492,158.19 and 524,316.24 is: 786,474.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,438.79 : 2,492,158.19 = 524,316.24 : x
  2. Step 2: Convert to fraction form
    1,661,438.79/2,492,158.19 = 524,316.24/x
  3. Step 3: Cross multiply
    1,661,438.79x = 2,492,158.19 × 524,316.24
  4. Step 4: Simplify right side
    1,661,438.79x = 1,306,679,009,044.42
  5. Step 5: Solve for x
    x = 1,306,679,009,044.42/1,661,438.79
  6. Step 6: Final answer
    x = 786,474.36

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Double scale
Find fourth proportional to 1,661,439.79, 2,492,159.69 and 524,317.24
Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.