Home / 1,095,521.28-1,643,750.40-526,629.12

Finding the Fourth Proportional to 1,095,521.28, 1,643,750.40 and 526,629.12

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Solution

The fourth proportional to 1,095,521.28, 1,643,750.40 and 526,629.12 is: 790,168.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,521.28 : 1,643,750.40 = 526,629.12 : x
  2. Step 2: Convert to fraction form
    1,095,521.28/1,643,750.40 = 526,629.12/x
  3. Step 3: Cross multiply
    1,095,521.28x = 1,643,750.40 × 526,629.12
  4. Step 4: Simplify right side
    1,095,521.28x = 865,646,826,651.65
  5. Step 5: Solve for x
    x = 865,646,826,651.65/1,095,521.28
  6. Step 6: Final answer
    x = 790,168.88

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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.