Home / 2,320,187.52-3,480,281.55-722,879.40

Finding the Fourth Proportional to 2,320,187.52, 3,480,281.55 and 722,879.40

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Solution

The fourth proportional to 2,320,187.52, 3,480,281.55 and 722,879.40 is: 1,084,319.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320,187.52 : 3,480,281.55 = 722,879.40 : x
  2. Step 2: Convert to fraction form
    2,320,187.52/3,480,281.55 = 722,879.40/x
  3. Step 3: Cross multiply
    2,320,187.52x = 3,480,281.55 × 722,879.40
  4. Step 4: Simplify right side
    2,320,187.52x = 2,515,823,838,695.07
  5. Step 5: Solve for x
    x = 2,515,823,838,695.07/2,320,187.52
  6. Step 6: Final answer
    x = 1,084,319.18

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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.