Home / 1,103,705.46-1,654,665.30-345,156.66

Finding the Fourth Proportional to 1,103,705.46, 1,654,665.30 and 345,156.66

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Solution

The fourth proportional to 1,103,705.46, 1,654,665.30 and 345,156.66 is: 517,455.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,705.46 : 1,654,665.30 = 345,156.66 : x
  2. Step 2: Convert to fraction form
    1,103,705.46/1,654,665.30 = 345,156.66/x
  3. Step 3: Cross multiply
    1,103,705.46x = 1,654,665.30 × 345,156.66
  4. Step 4: Simplify right side
    1,103,705.46x = 571,118,748,365.90
  5. Step 5: Solve for x
    x = 571,118,748,365.90/1,103,705.46
  6. Step 6: Final answer
    x = 517,455.76

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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.