Home / 1,177,008.40-1,766,434.20-546,000.40

Finding the Fourth Proportional to 1,177,008.40, 1,766,434.20 and 546,000.40

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Solution

The fourth proportional to 1,177,008.40, 1,766,434.20 and 546,000.40 is: 819,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,008.40 : 1,766,434.20 = 546,000.40 : x
  2. Step 2: Convert to fraction form
    1,177,008.40/1,766,434.20 = 546,000.40/x
  3. Step 3: Cross multiply
    1,177,008.40x = 1,766,434.20 × 546,000.40
  4. Step 4: Simplify right side
    1,177,008.40x = 964,473,779,773.68
  5. Step 5: Solve for x
    x = 964,473,779,773.68/1,177,008.40
  6. Step 6: Final answer
    x = 819,428.12

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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.