Home / 2,666,989.48-3,680,470.50-1,459,791.40

Finding the Fourth Proportional to 2,666,989.48, 3,680,470.50 and 1,459,791.40

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Solution

The fourth proportional to 2,666,989.48, 3,680,470.50 and 1,459,791.40 is: 2,014,525.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,989.48 : 3,680,470.50 = 1,459,791.40 : x
  2. Step 2: Convert to fraction form
    2,666,989.48/3,680,470.50 = 1,459,791.40/x
  3. Step 3: Cross multiply
    2,666,989.48x = 3,680,470.50 × 1,459,791.40
  4. Step 4: Simplify right side
    2,666,989.48x = 5,372,719,183,853.70
  5. Step 5: Solve for x
    x = 5,372,719,183,853.70/2,666,989.48
  6. Step 6: Final answer
    x = 2,014,525.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.