Home / 1,736,349.20-2,601,024.60-987,520.40

Finding the Fourth Proportional to 1,736,349.20, 2,601,024.60 and 987,520.40

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Solution

The fourth proportional to 1,736,349.20, 2,601,024.60 and 987,520.40 is: 1,479,290.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736,349.20 : 2,601,024.60 = 987,520.40 : x
  2. Step 2: Convert to fraction form
    1,736,349.20/2,601,024.60 = 987,520.40/x
  3. Step 3: Cross multiply
    1,736,349.20x = 2,601,024.60 × 987,520.40
  4. Step 4: Simplify right side
    1,736,349.20x = 2,568,564,853,401.84
  5. Step 5: Solve for x
    x = 2,568,564,853,401.84/1,736,349.20
  6. Step 6: Final answer
    x = 1,479,290.49

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1.5x scale

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.