Home / 949,784.80-1,424,677.20-907,794.40

Finding the Fourth Proportional to 949,784.80, 1,424,677.20 and 907,794.40

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Solution

The fourth proportional to 949,784.80, 1,424,677.20 and 907,794.40 is: 1,361,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,784.80 : 1,424,677.20 = 907,794.40 : x
  2. Step 2: Convert to fraction form
    949,784.80/1,424,677.20 = 907,794.40/x
  3. Step 3: Cross multiply
    949,784.80x = 1,424,677.20 × 907,794.40
  4. Step 4: Simplify right side
    949,784.80x = 1,293,313,983,967.68
  5. Step 5: Solve for x
    x = 1,293,313,983,967.68/949,784.80
  6. Step 6: Final answer
    x = 1,361,691.60

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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.