Home / 1,058,005.20-1,587,153.60-383,923.20

Finding the Fourth Proportional to 1,058,005.20, 1,587,153.60 and 383,923.20

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Solution

The fourth proportional to 1,058,005.20, 1,587,153.60 and 383,923.20 is: 575,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,005.20 : 1,587,153.60 = 383,923.20 : x
  2. Step 2: Convert to fraction form
    1,058,005.20/1,587,153.60 = 383,923.20/x
  3. Step 3: Cross multiply
    1,058,005.20x = 1,587,153.60 × 383,923.20
  4. Step 4: Simplify right side
    1,058,005.20x = 609,345,089,003.52
  5. Step 5: Solve for x
    x = 609,345,089,003.52/1,058,005.20
  6. Step 6: Final answer
    x = 575,937.71

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1.5x scale

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.