Home / 1,114,654.48-1,538,860.74-733,788.40

Finding the Fourth Proportional to 1,114,654.48, 1,538,860.74 and 733,788.40

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Solution

The fourth proportional to 1,114,654.48, 1,538,860.74 and 733,788.40 is: 1,013,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,654.48 : 1,538,860.74 = 733,788.40 : x
  2. Step 2: Convert to fraction form
    1,114,654.48/1,538,860.74 = 733,788.40/x
  3. Step 3: Cross multiply
    1,114,654.48x = 1,538,860.74 × 733,788.40
  4. Step 4: Simplify right side
    1,114,654.48x = 1,129,198,160,227.42
  5. Step 5: Solve for x
    x = 1,129,198,160,227.42/1,114,654.48
  6. Step 6: Final answer
    x = 1,013,047.70

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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.