Home / 1,626,193.76-2,439,678.20-561,245.04

Finding the Fourth Proportional to 1,626,193.76, 2,439,678.20 and 561,245.04

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Solution

The fourth proportional to 1,626,193.76, 2,439,678.20 and 561,245.04 is: 842,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,193.76 : 2,439,678.20 = 561,245.04 : x
  2. Step 2: Convert to fraction form
    1,626,193.76/2,439,678.20 = 561,245.04/x
  3. Step 3: Cross multiply
    1,626,193.76x = 2,439,678.20 × 561,245.04
  4. Step 4: Simplify right side
    1,626,193.76x = 1,369,257,288,946.13
  5. Step 5: Solve for x
    x = 1,369,257,288,946.13/1,626,193.76
  6. Step 6: Final answer
    x = 842,001.32

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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.