Home / 1,107,515.10-1,661,272.65-602,318.10

Finding the Fourth Proportional to 1,107,515.10, 1,661,272.65 and 602,318.10

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Solution

The fourth proportional to 1,107,515.10, 1,661,272.65 and 602,318.10 is: 903,477.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,515.10 : 1,661,272.65 = 602,318.10 : x
  2. Step 2: Convert to fraction form
    1,107,515.10/1,661,272.65 = 602,318.10/x
  3. Step 3: Cross multiply
    1,107,515.10x = 1,661,272.65 × 602,318.10
  4. Step 4: Simplify right side
    1,107,515.10x = 1,000,614,586,129.97
  5. Step 5: Solve for x
    x = 1,000,614,586,129.97/1,107,515.10
  6. Step 6: Final answer
    x = 903,477.15

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Double scale
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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.