Home / 1,349,872.80-2,025,116.40-788,618.40

Finding the Fourth Proportional to 1,349,872.80, 2,025,116.40 and 788,618.40

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Solution

The fourth proportional to 1,349,872.80, 2,025,116.40 and 788,618.40 is: 1,183,107.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,872.80 : 2,025,116.40 = 788,618.40 : x
  2. Step 2: Convert to fraction form
    1,349,872.80/2,025,116.40 = 788,618.40/x
  3. Step 3: Cross multiply
    1,349,872.80x = 2,025,116.40 × 788,618.40
  4. Step 4: Simplify right side
    1,349,872.80x = 1,597,044,055,181.76
  5. Step 5: Solve for x
    x = 1,597,044,055,181.76/1,349,872.80
  6. Step 6: Final answer
    x = 1,183,107.07

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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.