Home / 1,775,340.20-2,661,260.70-876,920.60

Finding the Fourth Proportional to 1,775,340.20, 2,661,260.70 and 876,920.60

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Solution

The fourth proportional to 1,775,340.20, 2,661,260.70 and 876,920.60 is: 1,314,516.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,340.20 : 2,661,260.70 = 876,920.60 : x
  2. Step 2: Convert to fraction form
    1,775,340.20/2,661,260.70 = 876,920.60/x
  3. Step 3: Cross multiply
    1,775,340.20x = 2,661,260.70 × 876,920.60
  4. Step 4: Simplify right side
    1,775,340.20x = 2,333,714,329,800.42
  5. Step 5: Solve for x
    x = 2,333,714,329,800.42/1,775,340.20
  6. Step 6: Final answer
    x = 1,314,516.69

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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.