Home / 1,249,933.32-1,874,339.46-744,732.18

Finding the Fourth Proportional to 1,249,933.32, 1,874,339.46 and 744,732.18

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Solution

The fourth proportional to 1,249,933.32, 1,874,339.46 and 744,732.18 is: 1,116,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,933.32 : 1,874,339.46 = 744,732.18 : x
  2. Step 2: Convert to fraction form
    1,249,933.32/1,874,339.46 = 744,732.18/x
  3. Step 3: Cross multiply
    1,249,933.32x = 1,874,339.46 × 744,732.18
  4. Step 4: Simplify right side
    1,249,933.32x = 1,395,880,912,105.82
  5. Step 5: Solve for x
    x = 1,395,880,912,105.82/1,249,933.32
  6. Step 6: Final answer
    x = 1,116,764.30

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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.