Home / 1,660,363.20-2,490,544.80-1,497,650.40

Finding the Fourth Proportional to 1,660,363.20, 2,490,544.80 and 1,497,650.40

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Solution

The fourth proportional to 1,660,363.20, 2,490,544.80 and 1,497,650.40 is: 2,246,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,363.20 : 2,490,544.80 = 1,497,650.40 : x
  2. Step 2: Convert to fraction form
    1,660,363.20/2,490,544.80 = 1,497,650.40/x
  3. Step 3: Cross multiply
    1,660,363.20x = 2,490,544.80 × 1,497,650.40
  4. Step 4: Simplify right side
    1,660,363.20x = 3,729,965,415,937.92
  5. Step 5: Solve for x
    x = 3,729,965,415,937.92/1,660,363.20
  6. Step 6: Final answer
    x = 2,246,475.60

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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.