Home / 783,617.60-1,175,426.40-744,910.40

Finding the Fourth Proportional to 783,617.60, 1,175,426.40 and 744,910.40

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Solution

The fourth proportional to 783,617.60, 1,175,426.40 and 744,910.40 is: 1,117,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,617.60 : 1,175,426.40 = 744,910.40 : x
  2. Step 2: Convert to fraction form
    783,617.60/1,175,426.40 = 744,910.40/x
  3. Step 3: Cross multiply
    783,617.60x = 1,175,426.40 × 744,910.40
  4. Step 4: Simplify right side
    783,617.60x = 875,587,349,794.56
  5. Step 5: Solve for x
    x = 875,587,349,794.56/783,617.60
  6. Step 6: Final answer
    x = 1,117,365.60

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1.5x scale

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.