Home / 1,025,188.14-1,537,905.33-426,554.40

Finding the Fourth Proportional to 1,025,188.14, 1,537,905.33 and 426,554.40

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Solution

The fourth proportional to 1,025,188.14, 1,537,905.33 and 426,554.40 is: 639,882.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,188.14 : 1,537,905.33 = 426,554.40 : x
  2. Step 2: Convert to fraction form
    1,025,188.14/1,537,905.33 = 426,554.40/x
  3. Step 3: Cross multiply
    1,025,188.14x = 1,537,905.33 × 426,554.40
  4. Step 4: Simplify right side
    1,025,188.14x = 656,000,285,294.95
  5. Step 5: Solve for x
    x = 656,000,285,294.95/1,025,188.14
  6. Step 6: Final answer
    x = 639,882.83

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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.