Home / 1,720,588.59-2,580,715.34-522,521.28

Finding the Fourth Proportional to 1,720,588.59, 2,580,715.34 and 522,521.28

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Solution

The fourth proportional to 1,720,588.59, 2,580,715.34 and 522,521.28 is: 783,731.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,588.59 : 2,580,715.34 = 522,521.28 : x
  2. Step 2: Convert to fraction form
    1,720,588.59/2,580,715.34 = 522,521.28/x
  3. Step 3: Cross multiply
    1,720,588.59x = 2,580,715.34 × 522,521.28
  4. Step 4: Simplify right side
    1,720,588.59x = 1,348,478,680,159.83
  5. Step 5: Solve for x
    x = 1,348,478,680,159.83/1,720,588.59
  6. Step 6: Final answer
    x = 783,731.04

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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.