Home / 1,457,753.59-2,187,261.87-783,047.62

Finding the Fourth Proportional to 1,457,753.59, 2,187,261.87 and 783,047.62

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Solution

The fourth proportional to 1,457,753.59, 2,187,261.87 and 783,047.62 is: 1,174,910.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,753.59 : 2,187,261.87 = 783,047.62 : x
  2. Step 2: Convert to fraction form
    1,457,753.59/2,187,261.87 = 783,047.62/x
  3. Step 3: Cross multiply
    1,457,753.59x = 2,187,261.87 × 783,047.62
  4. Step 4: Simplify right side
    1,457,753.59x = 1,712,730,201,620.25
  5. Step 5: Solve for x
    x = 1,712,730,201,620.25/1,457,753.59
  6. Step 6: Final answer
    x = 1,174,910.64

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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.