Home / 1,479,101.64-2,040,984.72-834,484.20

Finding the Fourth Proportional to 1,479,101.64, 2,040,984.72 and 834,484.20

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Solution

The fourth proportional to 1,479,101.64, 2,040,984.72 and 834,484.20 is: 1,151,489.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,101.64 : 2,040,984.72 = 834,484.20 : x
  2. Step 2: Convert to fraction form
    1,479,101.64/2,040,984.72 = 834,484.20/x
  3. Step 3: Cross multiply
    1,479,101.64x = 2,040,984.72 × 834,484.20
  4. Step 4: Simplify right side
    1,479,101.64x = 1,703,169,501,281.42
  5. Step 5: Solve for x
    x = 1,703,169,501,281.42/1,479,101.64
  6. Step 6: Final answer
    x = 1,151,489.16

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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.