Home / 3,947,150.68-5,447,200.02-2,418,962.68

Finding the Fourth Proportional to 3,947,150.68, 5,447,200.02 and 2,418,962.68

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Solution

The fourth proportional to 3,947,150.68, 5,447,200.02 and 2,418,962.68 is: 3,338,249.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,150.68 : 5,447,200.02 = 2,418,962.68 : x
  2. Step 2: Convert to fraction form
    3,947,150.68/5,447,200.02 = 2,418,962.68/x
  3. Step 3: Cross multiply
    3,947,150.68x = 5,447,200.02 × 2,418,962.68
  4. Step 4: Simplify right side
    3,947,150.68x = 13,176,573,558,875.25
  5. Step 5: Solve for x
    x = 13,176,573,558,875.25/3,947,150.68
  6. Step 6: Final answer
    x = 3,338,249.44

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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.