Home / 3,947,602.68-5,445,417.78-2,376,640.89

Finding the Fourth Proportional to 3,947,602.68, 5,445,417.78 and 2,376,640.89

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Solution

The fourth proportional to 3,947,602.68, 5,445,417.78 and 2,376,640.89 is: 3,278,395.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,602.68 : 5,445,417.78 = 2,376,640.89 : x
  2. Step 2: Convert to fraction form
    3,947,602.68/5,445,417.78 = 2,376,640.89/x
  3. Step 3: Cross multiply
    3,947,602.68x = 5,445,417.78 × 2,376,640.89
  4. Step 4: Simplify right side
    3,947,602.68x = 12,941,802,559,081.03
  5. Step 5: Solve for x
    x = 12,941,802,559,081.03/3,947,602.68
  6. Step 6: Final answer
    x = 3,278,395.42

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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.