Home / 2,657,430.60-3,986,145.90-2,587,446.60

Finding the Fourth Proportional to 2,657,430.60, 3,986,145.90 and 2,587,446.60

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Solution

The fourth proportional to 2,657,430.60, 3,986,145.90 and 2,587,446.60 is: 3,881,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,430.60 : 3,986,145.90 = 2,587,446.60 : x
  2. Step 2: Convert to fraction form
    2,657,430.60/3,986,145.90 = 2,587,446.60/x
  3. Step 3: Cross multiply
    2,657,430.60x = 3,986,145.90 × 2,587,446.60
  4. Step 4: Simplify right side
    2,657,430.60x = 10,313,939,656,058.94
  5. Step 5: Solve for x
    x = 10,313,939,656,058.94/2,657,430.60
  6. Step 6: Final answer
    x = 3,881,169.90

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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.