Home / 1,501,105.26-2,071,526.28-812,777.58

Finding the Fourth Proportional to 1,501,105.26, 2,071,526.28 and 812,777.58

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Solution

The fourth proportional to 1,501,105.26, 2,071,526.28 and 812,777.58 is: 1,121,633.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,105.26 : 2,071,526.28 = 812,777.58 : x
  2. Step 2: Convert to fraction form
    1,501,105.26/2,071,526.28 = 812,777.58/x
  3. Step 3: Cross multiply
    1,501,105.26x = 2,071,526.28 × 812,777.58
  4. Step 4: Simplify right side
    1,501,105.26x = 1,683,690,116,764.80
  5. Step 5: Solve for x
    x = 1,683,690,116,764.80/1,501,105.26
  6. Step 6: Final answer
    x = 1,121,633.61

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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.