Home / 1,456,871.20-2,185,306.80-1,363,559.20

Finding the Fourth Proportional to 1,456,871.20, 2,185,306.80 and 1,363,559.20

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Solution

The fourth proportional to 1,456,871.20, 2,185,306.80 and 1,363,559.20 is: 2,045,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,871.20 : 2,185,306.80 = 1,363,559.20 : x
  2. Step 2: Convert to fraction form
    1,456,871.20/2,185,306.80 = 1,363,559.20/x
  3. Step 3: Cross multiply
    1,456,871.20x = 2,185,306.80 × 1,363,559.20
  4. Step 4: Simplify right side
    1,456,871.20x = 2,979,795,191,962.56
  5. Step 5: Solve for x
    x = 2,979,795,191,962.56/1,456,871.20
  6. Step 6: Final answer
    x = 2,045,338.80

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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.