Home / 2,114,008.38-2,916,111.51-1,349,199.90

Finding the Fourth Proportional to 2,114,008.38, 2,916,111.51 and 1,349,199.90

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Solution

The fourth proportional to 2,114,008.38, 2,916,111.51 and 1,349,199.90 is: 1,861,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,008.38 : 2,916,111.51 = 1,349,199.90 : x
  2. Step 2: Convert to fraction form
    2,114,008.38/2,916,111.51 = 1,349,199.90/x
  3. Step 3: Cross multiply
    2,114,008.38x = 2,916,111.51 × 1,349,199.90
  4. Step 4: Simplify right side
    2,114,008.38x = 3,934,417,357,680.85
  5. Step 5: Solve for x
    x = 3,934,417,357,680.85/2,114,008.38
  6. Step 6: Final answer
    x = 1,861,117.20

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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.