Home / 1,480,844.90-2,219,588.13-680,472.60

Finding the Fourth Proportional to 1,480,844.90, 2,219,588.13 and 680,472.60

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Solution

The fourth proportional to 1,480,844.90, 2,219,588.13 and 680,472.60 is: 1,019,937.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,844.90 : 2,219,588.13 = 680,472.60 : x
  2. Step 2: Convert to fraction form
    1,480,844.90/2,219,588.13 = 680,472.60/x
  3. Step 3: Cross multiply
    1,480,844.90x = 2,219,588.13 × 680,472.60
  4. Step 4: Simplify right side
    1,480,844.90x = 1,510,368,905,750.24
  5. Step 5: Solve for x
    x = 1,510,368,905,750.24/1,480,844.90
  6. Step 6: Final answer
    x = 1,019,937.27

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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.