Home / 1,544,228.12-2,315,552.42-645,424.58

Finding the Fourth Proportional to 1,544,228.12, 2,315,552.42 and 645,424.58

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Solution

The fourth proportional to 1,544,228.12, 2,315,552.42 and 645,424.58 is: 967,806.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,228.12 : 2,315,552.42 = 645,424.58 : x
  2. Step 2: Convert to fraction form
    1,544,228.12/2,315,552.42 = 645,424.58/x
  3. Step 3: Cross multiply
    1,544,228.12x = 2,315,552.42 × 645,424.58
  4. Step 4: Simplify right side
    1,544,228.12x = 1,494,514,448,146.48
  5. Step 5: Solve for x
    x = 1,494,514,448,146.48/1,544,228.12
  6. Step 6: Final answer
    x = 967,806.78

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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.