Home / 1,187,473.70-1,781,210.55-346,052.90

Finding the Fourth Proportional to 1,187,473.70, 1,781,210.55 and 346,052.90

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Solution

The fourth proportional to 1,187,473.70, 1,781,210.55 and 346,052.90 is: 519,079.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,473.70 : 1,781,210.55 = 346,052.90 : x
  2. Step 2: Convert to fraction form
    1,187,473.70/1,781,210.55 = 346,052.90/x
  3. Step 3: Cross multiply
    1,187,473.70x = 1,781,210.55 × 346,052.90
  4. Step 4: Simplify right side
    1,187,473.70x = 616,393,076,338.10
  5. Step 5: Solve for x
    x = 616,393,076,338.10/1,187,473.70
  6. Step 6: Final answer
    x = 519,079.35

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Similar ratio
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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.