Home / 3,186,572.15-4,781,270.89-1,669,894.48

Finding the Fourth Proportional to 3,186,572.15, 4,781,270.89 and 1,669,894.48

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Solution

The fourth proportional to 3,186,572.15, 4,781,270.89 and 1,669,894.48 is: 2,505,582.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,572.15 : 4,781,270.89 = 1,669,894.48 : x
  2. Step 2: Convert to fraction form
    3,186,572.15/4,781,270.89 = 1,669,894.48/x
  3. Step 3: Cross multiply
    3,186,572.15x = 4,781,270.89 × 1,669,894.48
  4. Step 4: Simplify right side
    3,186,572.15x = 7,984,217,865,266.49
  5. Step 5: Solve for x
    x = 7,984,217,865,266.49/3,186,572.15
  6. Step 6: Final answer
    x = 2,505,582.02

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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.