Home / 2,510,753.80-3,464,899.86-1,423,136.20

Finding the Fourth Proportional to 2,510,753.80, 3,464,899.86 and 1,423,136.20

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Solution

The fourth proportional to 2,510,753.80, 3,464,899.86 and 1,423,136.20 is: 1,963,961.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510,753.80 : 3,464,899.86 = 1,423,136.20 : x
  2. Step 2: Convert to fraction form
    2,510,753.80/3,464,899.86 = 1,423,136.20/x
  3. Step 3: Cross multiply
    2,510,753.80x = 3,464,899.86 × 1,423,136.20
  4. Step 4: Simplify right side
    2,510,753.80x = 4,931,024,420,140.93
  5. Step 5: Solve for x
    x = 4,931,024,420,140.93/2,510,753.80
  6. Step 6: Final answer
    x = 1,963,961.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.