Home / 1,288,451.04-1,932,282.72-614,176.80

Finding the Fourth Proportional to 1,288,451.04, 1,932,282.72 and 614,176.80

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Solution

The fourth proportional to 1,288,451.04, 1,932,282.72 and 614,176.80 is: 921,077.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,288,451.04 : 1,932,282.72 = 614,176.80 : x
  2. Step 2: Convert to fraction form
    1,288,451.04/1,932,282.72 = 614,176.80/x
  3. Step 3: Cross multiply
    1,288,451.04x = 1,932,282.72 × 614,176.80
  4. Step 4: Simplify right side
    1,288,451.04x = 1,186,763,217,664.90
  5. Step 5: Solve for x
    x = 1,186,763,217,664.90/1,288,451.04
  6. Step 6: Final answer
    x = 921,077.46

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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.