Home / 2,131,425.09-2,941,331.76-1,164,534.57

Finding the Fourth Proportional to 2,131,425.09, 2,941,331.76 and 1,164,534.57

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Solution

The fourth proportional to 2,131,425.09, 2,941,331.76 and 1,164,534.57 is: 1,607,038.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,425.09 : 2,941,331.76 = 1,164,534.57 : x
  2. Step 2: Convert to fraction form
    2,131,425.09/2,941,331.76 = 1,164,534.57/x
  3. Step 3: Cross multiply
    2,131,425.09x = 2,941,331.76 × 1,164,534.57
  4. Step 4: Simplify right side
    2,131,425.09x = 3,425,282,516,358.94
  5. Step 5: Solve for x
    x = 3,425,282,516,358.94/2,131,425.09
  6. Step 6: Final answer
    x = 1,607,038.66

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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.