Home / 1,146,107.20-1,719,160.80-880,386.70

Finding the Fourth Proportional to 1,146,107.20, 1,719,160.80 and 880,386.70

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Solution

The fourth proportional to 1,146,107.20, 1,719,160.80 and 880,386.70 is: 1,320,580.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,107.20 : 1,719,160.80 = 880,386.70 : x
  2. Step 2: Convert to fraction form
    1,146,107.20/1,719,160.80 = 880,386.70/x
  3. Step 3: Cross multiply
    1,146,107.20x = 1,719,160.80 × 880,386.70
  4. Step 4: Simplify right side
    1,146,107.20x = 1,513,526,303,481.36
  5. Step 5: Solve for x
    x = 1,513,526,303,481.36/1,146,107.20
  6. Step 6: Final answer
    x = 1,320,580.05

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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.