Home / 1,057,689.18-1,587,164.04-383,823.03

Finding the Fourth Proportional to 1,057,689.18, 1,587,164.04 and 383,823.03

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Solution

The fourth proportional to 1,057,689.18, 1,587,164.04 and 383,823.03 is: 575,963.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,689.18 : 1,587,164.04 = 383,823.03 : x
  2. Step 2: Convert to fraction form
    1,057,689.18/1,587,164.04 = 383,823.03/x
  3. Step 3: Cross multiply
    1,057,689.18x = 1,587,164.04 × 383,823.03
  4. Step 4: Simplify right side
    1,057,689.18x = 609,190,110,939.84
  5. Step 5: Solve for x
    x = 609,190,110,939.84/1,057,689.18
  6. Step 6: Final answer
    x = 575,963.26

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Why These Related Problems?

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