Home / 1,154,469.10-1,731,733.35-547,114.90

Finding the Fourth Proportional to 1,154,469.10, 1,731,733.35 and 547,114.90

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Solution

The fourth proportional to 1,154,469.10, 1,731,733.35 and 547,114.90 is: 820,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,469.10 : 1,731,733.35 = 547,114.90 : x
  2. Step 2: Convert to fraction form
    1,154,469.10/1,731,733.35 = 547,114.90/x
  3. Step 3: Cross multiply
    1,154,469.10x = 1,731,733.35 × 547,114.90
  4. Step 4: Simplify right side
    1,154,469.10x = 947,457,118,611.92
  5. Step 5: Solve for x
    x = 947,457,118,611.92/1,154,469.10
  6. Step 6: Final answer
    x = 820,686.43

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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.