Home / 1,110,820.29-1,665,885.87-400,756.02

Finding the Fourth Proportional to 1,110,820.29, 1,665,885.87 and 400,756.02

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Solution

The fourth proportional to 1,110,820.29, 1,665,885.87 and 400,756.02 is: 601,009.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,820.29 : 1,665,885.87 = 400,756.02 : x
  2. Step 2: Convert to fraction form
    1,110,820.29/1,665,885.87 = 400,756.02/x
  3. Step 3: Cross multiply
    1,110,820.29x = 1,665,885.87 × 400,756.02
  4. Step 4: Simplify right side
    1,110,820.29x = 667,613,791,035.44
  5. Step 5: Solve for x
    x = 667,613,791,035.44/1,110,820.29
  6. Step 6: Final answer
    x = 601,009.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.