Home / 1,038,286.35-1,432,832.76-579,372.75

Finding the Fourth Proportional to 1,038,286.35, 1,432,832.76 and 579,372.75

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Solution

The fourth proportional to 1,038,286.35, 1,432,832.76 and 579,372.75 is: 799,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,286.35 : 1,432,832.76 = 579,372.75 : x
  2. Step 2: Convert to fraction form
    1,038,286.35/1,432,832.76 = 579,372.75/x
  3. Step 3: Cross multiply
    1,038,286.35x = 1,432,832.76 × 579,372.75
  4. Step 4: Simplify right side
    1,038,286.35x = 830,144,256,451.29
  5. Step 5: Solve for x
    x = 830,144,256,451.29/1,038,286.35
  6. Step 6: Final answer
    x = 799,533.05

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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.