Home / 1,545,542.40-2,315,203.20-1,041,657.60

Finding the Fourth Proportional to 1,545,542.40, 2,315,203.20 and 1,041,657.60

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Solution

The fourth proportional to 1,545,542.40, 2,315,203.20 and 1,041,657.60 is: 1,560,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,542.40 : 2,315,203.20 = 1,041,657.60 : x
  2. Step 2: Convert to fraction form
    1,545,542.40/2,315,203.20 = 1,041,657.60/x
  3. Step 3: Cross multiply
    1,545,542.40x = 2,315,203.20 × 1,041,657.60
  4. Step 4: Simplify right side
    1,545,542.40x = 2,411,649,008,824.32
  5. Step 5: Solve for x
    x = 2,411,649,008,824.32/1,545,542.40
  6. Step 6: Final answer
    x = 1,560,390.07

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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.