Home / 1,377,887.54-1,901,482.20-766,096.79

Finding the Fourth Proportional to 1,377,887.54, 1,901,482.20 and 766,096.79

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Solution

The fourth proportional to 1,377,887.54, 1,901,482.20 and 766,096.79 is: 1,057,212.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,887.54 : 1,901,482.20 = 766,096.79 : x
  2. Step 2: Convert to fraction form
    1,377,887.54/1,901,482.20 = 766,096.79/x
  3. Step 3: Cross multiply
    1,377,887.54x = 1,901,482.20 × 766,096.79
  4. Step 4: Simplify right side
    1,377,887.54x = 1,456,719,400,154.73
  5. Step 5: Solve for x
    x = 1,456,719,400,154.73/1,377,887.54
  6. Step 6: Final answer
    x = 1,057,212.12

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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.