Home / 1,658,131.70-2,288,266.38-933,005.12

Finding the Fourth Proportional to 1,658,131.70, 2,288,266.38 and 933,005.12

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Solution

The fourth proportional to 1,658,131.70, 2,288,266.38 and 933,005.12 is: 1,287,572.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,131.70 : 2,288,266.38 = 933,005.12 : x
  2. Step 2: Convert to fraction form
    1,658,131.70/2,288,266.38 = 933,005.12/x
  3. Step 3: Cross multiply
    1,658,131.70x = 2,288,266.38 × 933,005.12
  4. Step 4: Simplify right side
    1,658,131.70x = 2,134,964,248,463.87
  5. Step 5: Solve for x
    x = 2,134,964,248,463.87/1,658,131.70
  6. Step 6: Final answer
    x = 1,287,572.18

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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.