Home / 1,038,170.72-1,432,680.01-579,305.32

Finding the Fourth Proportional to 1,038,170.72, 1,432,680.01 and 579,305.32

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Solution

The fourth proportional to 1,038,170.72, 1,432,680.01 and 579,305.32 is: 799,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,170.72 : 1,432,680.01 = 579,305.32 : x
  2. Step 2: Convert to fraction form
    1,038,170.72/1,432,680.01 = 579,305.32/x
  3. Step 3: Cross multiply
    1,038,170.72x = 1,432,680.01 × 579,305.32
  4. Step 4: Simplify right side
    1,038,170.72x = 829,959,146,620.69
  5. Step 5: Solve for x
    x = 829,959,146,620.69/1,038,170.72
  6. Step 6: Final answer
    x = 799,443.80

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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.