Home / 1,480,847.40-2,219,591.88-680,475.09

Finding the Fourth Proportional to 1,480,847.40, 2,219,591.88 and 680,475.09

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Solution

The fourth proportional to 1,480,847.40, 2,219,591.88 and 680,475.09 is: 1,019,941.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,847.40 : 2,219,591.88 = 680,475.09 : x
  2. Step 2: Convert to fraction form
    1,480,847.40/2,219,591.88 = 680,475.09/x
  3. Step 3: Cross multiply
    1,480,847.40x = 2,219,591.88 × 680,475.09
  4. Step 4: Simplify right side
    1,480,847.40x = 1,510,376,984,306.27
  5. Step 5: Solve for x
    x = 1,510,376,984,306.27/1,480,847.40
  6. Step 6: Final answer
    x = 1,019,941.00

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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.