Home / 1,529,148.06-2,110,545.41-969,980.76

Finding the Fourth Proportional to 1,529,148.06, 2,110,545.41 and 969,980.76

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Solution

The fourth proportional to 1,529,148.06, 2,110,545.41 and 969,980.76 is: 1,338,777.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,148.06 : 2,110,545.41 = 969,980.76 : x
  2. Step 2: Convert to fraction form
    1,529,148.06/2,110,545.41 = 969,980.76/x
  3. Step 3: Cross multiply
    1,529,148.06x = 2,110,545.41 × 969,980.76
  4. Step 4: Simplify right side
    1,529,148.06x = 2,047,188,443,231.26
  5. Step 5: Solve for x
    x = 2,047,188,443,231.26/1,529,148.06
  6. Step 6: Final answer
    x = 1,338,777.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.