Home / 3,164,893.29-4,747,302.81-768,740.13

Finding the Fourth Proportional to 3,164,893.29, 4,747,302.81 and 768,740.13

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Solution

The fourth proportional to 3,164,893.29, 4,747,302.81 and 768,740.13 is: 1,153,101.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164,893.29 : 4,747,302.81 = 768,740.13 : x
  2. Step 2: Convert to fraction form
    3,164,893.29/4,747,302.81 = 768,740.13/x
  3. Step 3: Cross multiply
    3,164,893.29x = 4,747,302.81 × 768,740.13
  4. Step 4: Simplify right side
    3,164,893.29x = 3,649,442,179,308.77
  5. Step 5: Solve for x
    x = 3,649,442,179,308.77/3,164,893.29
  6. Step 6: Final answer
    x = 1,153,101.18

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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.