Home / 1,188,097.40-1,780,833.90-656,000.30

Finding the Fourth Proportional to 1,188,097.40, 1,780,833.90 and 656,000.30

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Solution

The fourth proportional to 1,188,097.40, 1,780,833.90 and 656,000.30 is: 983,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,097.40 : 1,780,833.90 = 656,000.30 : x
  2. Step 2: Convert to fraction form
    1,188,097.40/1,780,833.90 = 656,000.30/x
  3. Step 3: Cross multiply
    1,188,097.40x = 1,780,833.90 × 656,000.30
  4. Step 4: Simplify right side
    1,188,097.40x = 1,168,227,572,650.17
  5. Step 5: Solve for x
    x = 1,168,227,572,650.17/1,188,097.40
  6. Step 6: Final answer
    x = 983,275.93

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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.