Home / 1,008,669.76-1,513,485.60-629,487.52

Finding the Fourth Proportional to 1,008,669.76, 1,513,485.60 and 629,487.52

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Solution

The fourth proportional to 1,008,669.76, 1,513,485.60 and 629,487.52 is: 944,531.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,669.76 : 1,513,485.60 = 629,487.52 : x
  2. Step 2: Convert to fraction form
    1,008,669.76/1,513,485.60 = 629,487.52/x
  3. Step 3: Cross multiply
    1,008,669.76x = 1,513,485.60 × 629,487.52
  4. Step 4: Simplify right side
    1,008,669.76x = 952,720,296,899.71
  5. Step 5: Solve for x
    x = 952,720,296,899.71/1,008,669.76
  6. Step 6: Final answer
    x = 944,531.44

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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.