Home / 1,123,789.02-1,549,503.72-908,262.60

Finding the Fourth Proportional to 1,123,789.02, 1,549,503.72 and 908,262.60

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Solution

The fourth proportional to 1,123,789.02, 1,549,503.72 and 908,262.60 is: 1,252,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,789.02 : 1,549,503.72 = 908,262.60 : x
  2. Step 2: Convert to fraction form
    1,123,789.02/1,549,503.72 = 908,262.60/x
  3. Step 3: Cross multiply
    1,123,789.02x = 1,549,503.72 × 908,262.60
  4. Step 4: Simplify right side
    1,123,789.02x = 1,407,356,277,436.87
  5. Step 5: Solve for x
    x = 1,407,356,277,436.87/1,123,789.02
  6. Step 6: Final answer
    x = 1,252,331.40

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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.