Home / 1,292,914.20-1,784,221.51-749,365.27

Finding the Fourth Proportional to 1,292,914.20, 1,784,221.51 and 749,365.27

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Solution

The fourth proportional to 1,292,914.20, 1,784,221.51 and 749,365.27 is: 1,034,124.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,914.20 : 1,784,221.51 = 749,365.27 : x
  2. Step 2: Convert to fraction form
    1,292,914.20/1,784,221.51 = 749,365.27/x
  3. Step 3: Cross multiply
    1,292,914.20x = 1,784,221.51 × 749,365.27
  4. Step 4: Simplify right side
    1,292,914.20x = 1,337,033,626,042.81
  5. Step 5: Solve for x
    x = 1,337,033,626,042.81/1,292,914.20
  6. Step 6: Final answer
    x = 1,034,124.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.