Home / 1,543,644.20-2,315,466.30-1,357,020.20

Finding the Fourth Proportional to 1,543,644.20, 2,315,466.30 and 1,357,020.20

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Solution

The fourth proportional to 1,543,644.20, 2,315,466.30 and 1,357,020.20 is: 2,035,530.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,644.20 : 2,315,466.30 = 1,357,020.20 : x
  2. Step 2: Convert to fraction form
    1,543,644.20/2,315,466.30 = 1,357,020.20/x
  3. Step 3: Cross multiply
    1,543,644.20x = 2,315,466.30 × 1,357,020.20
  4. Step 4: Simplify right side
    1,543,644.20x = 3,142,134,541,519.26
  5. Step 5: Solve for x
    x = 3,142,134,541,519.26/1,543,644.20
  6. Step 6: Final answer
    x = 2,035,530.30

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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.