Home / 1,775,341.20-2,661,262.20-876,921.60

Finding the Fourth Proportional to 1,775,341.20, 2,661,262.20 and 876,921.60

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Solution

The fourth proportional to 1,775,341.20, 2,661,262.20 and 876,921.60 is: 1,314,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,341.20 : 2,661,262.20 = 876,921.60 : x
  2. Step 2: Convert to fraction form
    1,775,341.20/2,661,262.20 = 876,921.60/x
  3. Step 3: Cross multiply
    1,775,341.20x = 2,661,262.20 × 876,921.60
  4. Step 4: Simplify right side
    1,775,341.20x = 2,333,718,306,443.52
  5. Step 5: Solve for x
    x = 2,333,718,306,443.52/1,775,341.20
  6. Step 6: Final answer
    x = 1,314,518.19

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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.