Home / 3,676,931.04-5,515,398.18-1,152,783.12

Finding the Fourth Proportional to 3,676,931.04, 5,515,398.18 and 1,152,783.12

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Solution

The fourth proportional to 3,676,931.04, 5,515,398.18 and 1,152,783.12 is: 1,729,175.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,931.04 : 5,515,398.18 = 1,152,783.12 : x
  2. Step 2: Convert to fraction form
    3,676,931.04/5,515,398.18 = 1,152,783.12/x
  3. Step 3: Cross multiply
    3,676,931.04x = 5,515,398.18 × 1,152,783.12
  4. Step 4: Simplify right side
    3,676,931.04x = 6,358,057,921,982.72
  5. Step 5: Solve for x
    x = 6,358,057,921,982.72/3,676,931.04
  6. Step 6: Final answer
    x = 1,729,175.19

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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.