Home / 1,273,337.87-1,909,799.21-374,569.41

Finding the Fourth Proportional to 1,273,337.87, 1,909,799.21 and 374,569.41

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Solution

The fourth proportional to 1,273,337.87, 1,909,799.21 and 374,569.41 is: 561,793.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,337.87 : 1,909,799.21 = 374,569.41 : x
  2. Step 2: Convert to fraction form
    1,273,337.87/1,909,799.21 = 374,569.41/x
  3. Step 3: Cross multiply
    1,273,337.87x = 1,909,799.21 × 374,569.41
  4. Step 4: Simplify right side
    1,273,337.87x = 715,352,364,244.59
  5. Step 5: Solve for x
    x = 715,352,364,244.59/1,273,337.87
  6. Step 6: Final answer
    x = 561,793.05

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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.