Home / 1,058,009.20-1,587,159.60-383,927.20

Finding the Fourth Proportional to 1,058,009.20, 1,587,159.60 and 383,927.20

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Solution

The fourth proportional to 1,058,009.20, 1,587,159.60 and 383,927.20 is: 575,943.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,009.20 : 1,587,159.60 = 383,927.20 : x
  2. Step 2: Convert to fraction form
    1,058,009.20/1,587,159.60 = 383,927.20/x
  3. Step 3: Cross multiply
    1,058,009.20x = 1,587,159.60 × 383,927.20
  4. Step 4: Simplify right side
    1,058,009.20x = 609,353,741,181.12
  5. Step 5: Solve for x
    x = 609,353,741,181.12/1,058,009.20
  6. Step 6: Final answer
    x = 575,943.71

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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.