Home / 1,994,002.90-2,988,963.15-981,567.70

Finding the Fourth Proportional to 1,994,002.90, 2,988,963.15 and 981,567.70

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Solution

The fourth proportional to 1,994,002.90, 2,988,963.15 and 981,567.70 is: 1,471,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,002.90 : 2,988,963.15 = 981,567.70 : x
  2. Step 2: Convert to fraction form
    1,994,002.90/2,988,963.15 = 981,567.70/x
  3. Step 3: Cross multiply
    1,994,002.90x = 2,988,963.15 × 981,567.70
  4. Step 4: Simplify right side
    1,994,002.90x = 2,933,869,684,530.26
  5. Step 5: Solve for x
    x = 2,933,869,684,530.26/1,994,002.90
  6. Step 6: Final answer
    x = 1,471,346.75

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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.