Home / 1,040,571.60-1,560,468.60-724,088.40

Finding the Fourth Proportional to 1,040,571.60, 1,560,468.60 and 724,088.40

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Solution

The fourth proportional to 1,040,571.60, 1,560,468.60 and 724,088.40 is: 1,085,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,571.60 : 1,560,468.60 = 724,088.40 : x
  2. Step 2: Convert to fraction form
    1,040,571.60/1,560,468.60 = 724,088.40/x
  3. Step 3: Cross multiply
    1,040,571.60x = 1,560,468.60 × 724,088.40
  4. Step 4: Simplify right side
    1,040,571.60x = 1,129,917,211,824.24
  5. Step 5: Solve for x
    x = 1,129,917,211,824.24/1,040,571.60
  6. Step 6: Final answer
    x = 1,085,862.05

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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.