Home / 1,113,665.46-1,670,679.12-344,983.66

Finding the Fourth Proportional to 1,113,665.46, 1,670,679.12 and 344,983.66

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Solution

The fourth proportional to 1,113,665.46, 1,670,679.12 and 344,983.66 is: 517,531.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,665.46 : 1,670,679.12 = 344,983.66 : x
  2. Step 2: Convert to fraction form
    1,113,665.46/1,670,679.12 = 344,983.66/x
  3. Step 3: Cross multiply
    1,113,665.46x = 1,670,679.12 × 344,983.66
  4. Step 4: Simplify right side
    1,113,665.46x = 576,356,997,503.18
  5. Step 5: Solve for x
    x = 576,356,997,503.18/1,113,665.46
  6. Step 6: Final answer
    x = 517,531.54

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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.