Home / 1,015,117.44-1,521,015.03-614,544.09

Finding the Fourth Proportional to 1,015,117.44, 1,521,015.03 and 614,544.09

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Solution

The fourth proportional to 1,015,117.44, 1,521,015.03 and 614,544.09 is: 920,810.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,117.44 : 1,521,015.03 = 614,544.09 : x
  2. Step 2: Convert to fraction form
    1,015,117.44/1,521,015.03 = 614,544.09/x
  3. Step 3: Cross multiply
    1,015,117.44x = 1,521,015.03 × 614,544.09
  4. Step 4: Simplify right side
    1,015,117.44x = 934,730,797,487.67
  5. Step 5: Solve for x
    x = 934,730,797,487.67/1,015,117.44
  6. Step 6: Final answer
    x = 920,810.50

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Double scale
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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.