Home / 1,182,913.20-1,774,807.20-384,220.80

Finding the Fourth Proportional to 1,182,913.20, 1,774,807.20 and 384,220.80

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Solution

The fourth proportional to 1,182,913.20, 1,774,807.20 and 384,220.80 is: 576,473.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,913.20 : 1,774,807.20 = 384,220.80 : x
  2. Step 2: Convert to fraction form
    1,182,913.20/1,774,807.20 = 384,220.80/x
  3. Step 3: Cross multiply
    1,182,913.20x = 1,774,807.20 × 384,220.80
  4. Step 4: Simplify right side
    1,182,913.20x = 681,917,842,229.76
  5. Step 5: Solve for x
    x = 681,917,842,229.76/1,182,913.20
  6. Step 6: Final answer
    x = 576,473.27

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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.