Home / 1,278,760.02-1,918,123.32-367,966.26

Finding the Fourth Proportional to 1,278,760.02, 1,918,123.32 and 367,966.26

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Solution

The fourth proportional to 1,278,760.02, 1,918,123.32 and 367,966.26 is: 551,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,760.02 : 1,918,123.32 = 367,966.26 : x
  2. Step 2: Convert to fraction form
    1,278,760.02/1,918,123.32 = 367,966.26/x
  3. Step 3: Cross multiply
    1,278,760.02x = 1,918,123.32 × 367,966.26
  4. Step 4: Simplify right side
    1,278,760.02x = 705,804,664,279.18
  5. Step 5: Solve for x
    x = 705,804,664,279.18/1,278,760.02
  6. Step 6: Final answer
    x = 551,944.58

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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.