Home / 2,128,230.59-2,937,020.68-1,161,423.29

Finding the Fourth Proportional to 2,128,230.59, 2,937,020.68 and 1,161,423.29

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Solution

The fourth proportional to 2,128,230.59, 2,937,020.68 and 1,161,423.29 is: 1,602,798.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,230.59 : 2,937,020.68 = 1,161,423.29 : x
  2. Step 2: Convert to fraction form
    2,128,230.59/2,937,020.68 = 1,161,423.29/x
  3. Step 3: Cross multiply
    2,128,230.59x = 2,937,020.68 × 1,161,423.29
  4. Step 4: Simplify right side
    2,128,230.59x = 3,411,124,229,757.97
  5. Step 5: Solve for x
    x = 3,411,124,229,757.97/2,128,230.59
  6. Step 6: Final answer
    x = 1,602,798.24

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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.