Home / 1,001,169.96-1,381,233.20-740,152.01

Finding the Fourth Proportional to 1,001,169.96, 1,381,233.20 and 740,152.01

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Solution

The fourth proportional to 1,001,169.96, 1,381,233.20 and 740,152.01 is: 1,021,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,169.96 : 1,381,233.20 = 740,152.01 : x
  2. Step 2: Convert to fraction form
    1,001,169.96/1,381,233.20 = 740,152.01/x
  3. Step 3: Cross multiply
    1,001,169.96x = 1,381,233.20 × 740,152.01
  4. Step 4: Simplify right side
    1,001,169.96x = 1,022,322,518,651.81
  5. Step 5: Solve for x
    x = 1,022,322,518,651.81/1,001,169.96
  6. Step 6: Final answer
    x = 1,021,127.84

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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.