Home / 1,015,118.44-1,521,016.53-614,545.09

Finding the Fourth Proportional to 1,015,118.44, 1,521,016.53 and 614,545.09

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Solution

The fourth proportional to 1,015,118.44, 1,521,016.53 and 614,545.09 is: 920,812.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,118.44 : 1,521,016.53 = 614,545.09 : x
  2. Step 2: Convert to fraction form
    1,015,118.44/1,521,016.53 = 614,545.09/x
  3. Step 3: Cross multiply
    1,015,118.44x = 1,521,016.53 × 614,545.09
  4. Step 4: Simplify right side
    1,015,118.44x = 934,733,240,320.34
  5. Step 5: Solve for x
    x = 934,733,240,320.34/1,015,118.44
  6. Step 6: Final answer
    x = 920,812.00

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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.