Home / 1,545,841.20-2,133,281.88-1,157,969.48

Finding the Fourth Proportional to 1,545,841.20, 2,133,281.88 and 1,157,969.48

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Solution

The fourth proportional to 1,545,841.20, 2,133,281.88 and 1,157,969.48 is: 1,598,013.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,841.20 : 2,133,281.88 = 1,157,969.48 : x
  2. Step 2: Convert to fraction form
    1,545,841.20/2,133,281.88 = 1,157,969.48/x
  3. Step 3: Cross multiply
    1,545,841.20x = 2,133,281.88 × 1,157,969.48
  4. Step 4: Simplify right side
    1,545,841.20x = 2,470,275,309,277.02
  5. Step 5: Solve for x
    x = 2,470,275,309,277.02/1,545,841.20
  6. Step 6: Final answer
    x = 1,598,013.63

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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.