Home / 1,402,776.61-2,104,227.53-430,070.92

Finding the Fourth Proportional to 1,402,776.61, 2,104,227.53 and 430,070.92

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Solution

The fourth proportional to 1,402,776.61, 2,104,227.53 and 430,070.92 is: 645,125.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,776.61 : 2,104,227.53 = 430,070.92 : x
  2. Step 2: Convert to fraction form
    1,402,776.61/2,104,227.53 = 430,070.92/x
  3. Step 3: Cross multiply
    1,402,776.61x = 2,104,227.53 × 430,070.92
  4. Step 4: Simplify right side
    1,402,776.61x = 904,967,057,044.94
  5. Step 5: Solve for x
    x = 904,967,057,044.94/1,402,776.61
  6. Step 6: Final answer
    x = 645,125.57

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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.