Home / 1,545,976.80-2,319,080.40-548,575.20

Finding the Fourth Proportional to 1,545,976.80, 2,319,080.40 and 548,575.20

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Solution

The fourth proportional to 1,545,976.80, 2,319,080.40 and 548,575.20 is: 822,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,976.80 : 2,319,080.40 = 548,575.20 : x
  2. Step 2: Convert to fraction form
    1,545,976.80/2,319,080.40 = 548,575.20/x
  3. Step 3: Cross multiply
    1,545,976.80x = 2,319,080.40 × 548,575.20
  4. Step 4: Simplify right side
    1,545,976.80x = 1,272,189,994,246.08
  5. Step 5: Solve for x
    x = 1,272,189,994,246.08/1,545,976.80
  6. Step 6: Final answer
    x = 822,903.68

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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.