Home / 3,127,553.71-4,316,540.52-2,146,686.94

Finding the Fourth Proportional to 3,127,553.71, 4,316,540.52 and 2,146,686.94

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Solution

The fourth proportional to 3,127,553.71, 4,316,540.52 and 2,146,686.94 is: 2,962,782.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,553.71 : 4,316,540.52 = 2,146,686.94 : x
  2. Step 2: Convert to fraction form
    3,127,553.71/4,316,540.52 = 2,146,686.94/x
  3. Step 3: Cross multiply
    3,127,553.71x = 4,316,540.52 × 2,146,686.94
  4. Step 4: Simplify right side
    3,127,553.71x = 9,266,261,160,264.81
  5. Step 5: Solve for x
    x = 9,266,261,160,264.81/3,127,553.71
  6. Step 6: Final answer
    x = 2,962,782.42

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1.5x scale

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.