Home / 1,009,913.26-1,513,312.92-496,989.66

Finding the Fourth Proportional to 1,009,913.26, 1,513,312.92 and 496,989.66

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Solution

The fourth proportional to 1,009,913.26, 1,513,312.92 and 496,989.66 is: 744,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,913.26 : 1,513,312.92 = 496,989.66 : x
  2. Step 2: Convert to fraction form
    1,009,913.26/1,513,312.92 = 496,989.66/x
  3. Step 3: Cross multiply
    1,009,913.26x = 1,513,312.92 × 496,989.66
  4. Step 4: Simplify right side
    1,009,913.26x = 752,100,873,584.41
  5. Step 5: Solve for x
    x = 752,100,873,584.41/1,009,913.26
  6. Step 6: Final answer
    x = 744,718.29

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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.