Home / 1,479,292.40-2,215,439.40-1,003,401.20

Finding the Fourth Proportional to 1,479,292.40, 2,215,439.40 and 1,003,401.20

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Solution

The fourth proportional to 1,479,292.40, 2,215,439.40 and 1,003,401.20 is: 1,502,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,292.40 : 2,215,439.40 = 1,003,401.20 : x
  2. Step 2: Convert to fraction form
    1,479,292.40/2,215,439.40 = 1,003,401.20/x
  3. Step 3: Cross multiply
    1,479,292.40x = 2,215,439.40 × 1,003,401.20
  4. Step 4: Simplify right side
    1,479,292.40x = 2,222,974,552,487.28
  5. Step 5: Solve for x
    x = 2,222,974,552,487.28/1,479,292.40
  6. Step 6: Final answer
    x = 1,502,728.30

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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.