Home / 1,520,908.91-2,096,618.20-1,157,700.16

Finding the Fourth Proportional to 1,520,908.91, 2,096,618.20 and 1,157,700.16

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Solution

The fourth proportional to 1,520,908.91, 2,096,618.20 and 1,157,700.16 is: 1,595,924.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,908.91 : 2,096,618.20 = 1,157,700.16 : x
  2. Step 2: Convert to fraction form
    1,520,908.91/2,096,618.20 = 1,157,700.16/x
  3. Step 3: Cross multiply
    1,520,908.91x = 2,096,618.20 × 1,157,700.16
  4. Step 4: Simplify right side
    1,520,908.91x = 2,427,255,209,327.32
  5. Step 5: Solve for x
    x = 2,427,255,209,327.32/1,520,908.91
  6. Step 6: Final answer
    x = 1,595,924.12

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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.