Home / 1,661,439.29-2,492,158.94-524,316.74

Finding the Fourth Proportional to 1,661,439.29, 2,492,158.94 and 524,316.74

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Solution

The fourth proportional to 1,661,439.29, 2,492,158.94 and 524,316.74 is: 786,475.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,439.29 : 2,492,158.94 = 524,316.74 : x
  2. Step 2: Convert to fraction form
    1,661,439.29/2,492,158.94 = 524,316.74/x
  3. Step 3: Cross multiply
    1,661,439.29x = 2,492,158.94 × 524,316.74
  4. Step 4: Simplify right side
    1,661,439.29x = 1,306,680,648,361.07
  5. Step 5: Solve for x
    x = 1,306,680,648,361.07/1,661,439.29
  6. Step 6: Final answer
    x = 786,475.11

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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.