Home / 2,579,285.16-3,559,130.91-1,491,392.12

Finding the Fourth Proportional to 2,579,285.16, 3,559,130.91 and 1,491,392.12

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Solution

The fourth proportional to 2,579,285.16, 3,559,130.91 and 1,491,392.12 is: 2,057,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,285.16 : 3,559,130.91 = 1,491,392.12 : x
  2. Step 2: Convert to fraction form
    2,579,285.16/3,559,130.91 = 1,491,392.12/x
  3. Step 3: Cross multiply
    2,579,285.16x = 3,559,130.91 × 1,491,392.12
  4. Step 4: Simplify right side
    2,579,285.16x = 5,308,059,775,426.77
  5. Step 5: Solve for x
    x = 5,308,059,775,426.77/2,579,285.16
  6. Step 6: Final answer
    x = 2,057,957.71

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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.