Home / 1,181,947.20-1,772,920.80-1,046,644.80

Finding the Fourth Proportional to 1,181,947.20, 1,772,920.80 and 1,046,644.80

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Solution

The fourth proportional to 1,181,947.20, 1,772,920.80 and 1,046,644.80 is: 1,569,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,947.20 : 1,772,920.80 = 1,046,644.80 : x
  2. Step 2: Convert to fraction form
    1,181,947.20/1,772,920.80 = 1,046,644.80/x
  3. Step 3: Cross multiply
    1,181,947.20x = 1,772,920.80 × 1,046,644.80
  4. Step 4: Simplify right side
    1,181,947.20x = 1,855,618,336,131.84
  5. Step 5: Solve for x
    x = 1,855,618,336,131.84/1,181,947.20
  6. Step 6: Final answer
    x = 1,569,967.20

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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.