Home / 1,138,511.01-1,708,046.82-802,208.52

Finding the Fourth Proportional to 1,138,511.01, 1,708,046.82 and 802,208.52

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Solution

The fourth proportional to 1,138,511.01, 1,708,046.82 and 802,208.52 is: 1,203,510.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,511.01 : 1,708,046.82 = 802,208.52 : x
  2. Step 2: Convert to fraction form
    1,138,511.01/1,708,046.82 = 802,208.52/x
  3. Step 3: Cross multiply
    1,138,511.01x = 1,708,046.82 × 802,208.52
  4. Step 4: Simplify right side
    1,138,511.01x = 1,370,209,711,562.91
  5. Step 5: Solve for x
    x = 1,370,209,711,562.91/1,138,511.01
  6. Step 6: Final answer
    x = 1,203,510.29

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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.