Home / 1,007,437.58-1,511,154.74-690,934.94

Finding the Fourth Proportional to 1,007,437.58, 1,511,154.74 and 690,934.94

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Solution

The fourth proportional to 1,007,437.58, 1,511,154.74 and 690,934.94 is: 1,036,401.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,437.58 : 1,511,154.74 = 690,934.94 : x
  2. Step 2: Convert to fraction form
    1,007,437.58/1,511,154.74 = 690,934.94/x
  3. Step 3: Cross multiply
    1,007,437.58x = 1,511,154.74 × 690,934.94
  4. Step 4: Simplify right side
    1,007,437.58x = 1,044,109,609,612.62
  5. Step 5: Solve for x
    x = 1,044,109,609,612.62/1,007,437.58
  6. Step 6: Final answer
    x = 1,036,401.29

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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.