Home / 3,165,237.74-4,747,862.55-769,084.40

Finding the Fourth Proportional to 3,165,237.74, 4,747,862.55 and 769,084.40

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Solution

The fourth proportional to 3,165,237.74, 4,747,862.55 and 769,084.40 is: 1,153,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,237.74 : 4,747,862.55 = 769,084.40 : x
  2. Step 2: Convert to fraction form
    3,165,237.74/4,747,862.55 = 769,084.40/x
  3. Step 3: Cross multiply
    3,165,237.74x = 4,747,862.55 × 769,084.40
  4. Step 4: Simplify right side
    3,165,237.74x = 3,651,507,035,302.94
  5. Step 5: Solve for x
    x = 3,651,507,035,302.94/3,165,237.74
  6. Step 6: Final answer
    x = 1,153,628.05

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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.