Home / 1,501,101.13-2,071,520.54-812,773.48

Finding the Fourth Proportional to 1,501,101.13, 2,071,520.54 and 812,773.48

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Solution

The fourth proportional to 1,501,101.13, 2,071,520.54 and 812,773.48 is: 1,121,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,101.13 : 2,071,520.54 = 812,773.48 : x
  2. Step 2: Convert to fraction form
    1,501,101.13/2,071,520.54 = 812,773.48/x
  3. Step 3: Cross multiply
    1,501,101.13x = 2,071,520.54 × 812,773.48
  4. Step 4: Simplify right side
    1,501,101.13x = 1,683,676,958,187.28
  5. Step 5: Solve for x
    x = 1,683,676,958,187.28/1,501,101.13
  6. Step 6: Final answer
    x = 1,121,627.93

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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.