Home / 2,086,347.40-3,129,521.10-966,603.40

Finding the Fourth Proportional to 2,086,347.40, 3,129,521.10 and 966,603.40

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Solution

The fourth proportional to 2,086,347.40, 3,129,521.10 and 966,603.40 is: 1,449,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,347.40 : 3,129,521.10 = 966,603.40 : x
  2. Step 2: Convert to fraction form
    2,086,347.40/3,129,521.10 = 966,603.40/x
  3. Step 3: Cross multiply
    2,086,347.40x = 3,129,521.10 × 966,603.40
  4. Step 4: Simplify right side
    2,086,347.40x = 3,025,005,735,631.74
  5. Step 5: Solve for x
    x = 3,025,005,735,631.74/2,086,347.40
  6. Step 6: Final answer
    x = 1,449,905.10

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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.