Home / 1,503,046.13-2,074,148.09-814,703.21

Finding the Fourth Proportional to 1,503,046.13, 2,074,148.09 and 814,703.21

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Solution

The fourth proportional to 1,503,046.13, 2,074,148.09 and 814,703.21 is: 1,124,260.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,046.13 : 2,074,148.09 = 814,703.21 : x
  2. Step 2: Convert to fraction form
    1,503,046.13/2,074,148.09 = 814,703.21/x
  3. Step 3: Cross multiply
    1,503,046.13x = 2,074,148.09 × 814,703.21
  4. Step 4: Simplify right side
    1,503,046.13x = 1,689,815,102,871.32
  5. Step 5: Solve for x
    x = 1,689,815,102,871.32/1,503,046.13
  6. Step 6: Final answer
    x = 1,124,260.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.