Home / 1,867,417.20-2,797,900.20-868,095.60

Finding the Fourth Proportional to 1,867,417.20, 2,797,900.20 and 868,095.60

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Solution

The fourth proportional to 1,867,417.20, 2,797,900.20 and 868,095.60 is: 1,300,643.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,417.20 : 2,797,900.20 = 868,095.60 : x
  2. Step 2: Convert to fraction form
    1,867,417.20/2,797,900.20 = 868,095.60/x
  3. Step 3: Cross multiply
    1,867,417.20x = 2,797,900.20 × 868,095.60
  4. Step 4: Simplify right side
    1,867,417.20x = 2,428,844,852,859.12
  5. Step 5: Solve for x
    x = 2,428,844,852,859.12/1,867,417.20
  6. Step 6: Final answer
    x = 1,300,643.93

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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.