Home / 1,344,530.12-2,015,574.48-670,817.48

Finding the Fourth Proportional to 1,344,530.12, 2,015,574.48 and 670,817.48

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Solution

The fourth proportional to 1,344,530.12, 2,015,574.48 and 670,817.48 is: 1,005,617.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,530.12 : 2,015,574.48 = 670,817.48 : x
  2. Step 2: Convert to fraction form
    1,344,530.12/2,015,574.48 = 670,817.48/x
  3. Step 3: Cross multiply
    1,344,530.12x = 2,015,574.48 × 670,817.48
  4. Step 4: Simplify right side
    1,344,530.12x = 1,352,082,593,425.91
  5. Step 5: Solve for x
    x = 1,352,082,593,425.91/1,344,530.12
  6. Step 6: Final answer
    x = 1,005,617.18

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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.