Home / 1,578,976.20-2,368,595.52-631,830.24

Finding the Fourth Proportional to 1,578,976.20, 2,368,595.52 and 631,830.24

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Solution

The fourth proportional to 1,578,976.20, 2,368,595.52 and 631,830.24 is: 947,797.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,976.20 : 2,368,595.52 = 631,830.24 : x
  2. Step 2: Convert to fraction form
    1,578,976.20/2,368,595.52 = 631,830.24/x
  3. Step 3: Cross multiply
    1,578,976.20x = 2,368,595.52 × 631,830.24
  4. Step 4: Simplify right side
    1,578,976.20x = 1,496,550,275,864.53
  5. Step 5: Solve for x
    x = 1,496,550,275,864.53/1,578,976.20
  6. Step 6: Final answer
    x = 947,797.87

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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.