Home / 1,943,744.32-2,915,595.42-664,339.60

Finding the Fourth Proportional to 1,943,744.32, 2,915,595.42 and 664,339.60

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Solution

The fourth proportional to 1,943,744.32, 2,915,595.42 and 664,339.60 is: 996,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,744.32 : 2,915,595.42 = 664,339.60 : x
  2. Step 2: Convert to fraction form
    1,943,744.32/2,915,595.42 = 664,339.60/x
  3. Step 3: Cross multiply
    1,943,744.32x = 2,915,595.42 × 664,339.60
  4. Step 4: Simplify right side
    1,943,744.32x = 1,936,945,495,084.63
  5. Step 5: Solve for x
    x = 1,936,945,495,084.63/1,943,744.32
  6. Step 6: Final answer
    x = 996,502.20

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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.