Home / 1,186,385.13-1,779,881.04-344,936.88

Finding the Fourth Proportional to 1,186,385.13, 1,779,881.04 and 344,936.88

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Solution

The fourth proportional to 1,186,385.13, 1,779,881.04 and 344,936.88 is: 517,493.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,385.13 : 1,779,881.04 = 344,936.88 : x
  2. Step 2: Convert to fraction form
    1,186,385.13/1,779,881.04 = 344,936.88/x
  3. Step 3: Cross multiply
    1,186,385.13x = 1,779,881.04 × 344,936.88
  4. Step 4: Simplify right side
    1,186,385.13x = 613,946,612,708.76
  5. Step 5: Solve for x
    x = 613,946,612,708.76/1,186,385.13
  6. Step 6: Final answer
    x = 517,493.52

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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.