Home / 3,847,654.56-5,771,423.52-1,323,331.68

Finding the Fourth Proportional to 3,847,654.56, 5,771,423.52 and 1,323,331.68

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Solution

The fourth proportional to 3,847,654.56, 5,771,423.52 and 1,323,331.68 is: 1,984,977.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,654.56 : 5,771,423.52 = 1,323,331.68 : x
  2. Step 2: Convert to fraction form
    3,847,654.56/5,771,423.52 = 1,323,331.68/x
  3. Step 3: Cross multiply
    3,847,654.56x = 5,771,423.52 × 1,323,331.68
  4. Step 4: Simplify right side
    3,847,654.56x = 7,637,507,582,713.11
  5. Step 5: Solve for x
    x = 7,637,507,582,713.11/3,847,654.56
  6. Step 6: Final answer
    x = 1,984,977.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.