Home / 1,447,712.37-1,997,845.43-803,132.55

Finding the Fourth Proportional to 1,447,712.37, 1,997,845.43 and 803,132.55

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Solution

The fourth proportional to 1,447,712.37, 1,997,845.43 and 803,132.55 is: 1,108,324.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,712.37 : 1,997,845.43 = 803,132.55 : x
  2. Step 2: Convert to fraction form
    1,447,712.37/1,997,845.43 = 803,132.55/x
  3. Step 3: Cross multiply
    1,447,712.37x = 1,997,845.43 × 803,132.55
  4. Step 4: Simplify right side
    1,447,712.37x = 1,604,534,690,686.08
  5. Step 5: Solve for x
    x = 1,604,534,690,686.08/1,447,712.37
  6. Step 6: Final answer
    x = 1,108,324.23

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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.