Home / 1,454,797.40-2,182,061.45-686,118.84

Finding the Fourth Proportional to 1,454,797.40, 2,182,061.45 and 686,118.84

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Solution

The fourth proportional to 1,454,797.40, 2,182,061.45 and 686,118.84 is: 1,029,114.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,797.40 : 2,182,061.45 = 686,118.84 : x
  2. Step 2: Convert to fraction form
    1,454,797.40/2,182,061.45 = 686,118.84/x
  3. Step 3: Cross multiply
    1,454,797.40x = 2,182,061.45 × 686,118.84
  4. Step 4: Simplify right side
    1,454,797.40x = 1,497,153,467,452.12
  5. Step 5: Solve for x
    x = 1,497,153,467,452.12/1,454,797.40
  6. Step 6: Final answer
    x = 1,029,114.76

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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.