Home / 1,544,230.12-2,315,555.42-645,426.58

Finding the Fourth Proportional to 1,544,230.12, 2,315,555.42 and 645,426.58

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Solution

The fourth proportional to 1,544,230.12, 2,315,555.42 and 645,426.58 is: 967,809.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,230.12 : 2,315,555.42 = 645,426.58 : x
  2. Step 2: Convert to fraction form
    1,544,230.12/2,315,555.42 = 645,426.58/x
  3. Step 3: Cross multiply
    1,544,230.12x = 2,315,555.42 × 645,426.58
  4. Step 4: Simplify right side
    1,544,230.12x = 1,494,521,015,531.06
  5. Step 5: Solve for x
    x = 1,494,521,015,531.06/1,544,230.12
  6. Step 6: Final answer
    x = 967,809.78

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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.