Home / 1,274,000.80-1,911,296.40-432,552.52

Finding the Fourth Proportional to 1,274,000.80, 1,911,296.40 and 432,552.52

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Solution

The fourth proportional to 1,274,000.80, 1,911,296.40 and 432,552.52 is: 648,929.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,000.80 : 1,911,296.40 = 432,552.52 : x
  2. Step 2: Convert to fraction form
    1,274,000.80/1,911,296.40 = 432,552.52/x
  3. Step 3: Cross multiply
    1,274,000.80x = 1,911,296.40 × 432,552.52
  4. Step 4: Simplify right side
    1,274,000.80x = 826,736,074,286.93
  5. Step 5: Solve for x
    x = 826,736,074,286.93/1,274,000.80
  6. Step 6: Final answer
    x = 648,929.01

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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.