Home / 1,522,104.64-2,100,519.84-918,376

Finding the Fourth Proportional to 1,522,104.64, 2,100,519.84 and 918,376

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Solution

The fourth proportional to 1,522,104.64, 2,100,519.84 and 918,376 is: 1,267,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,104.64 : 2,100,519.84 = 918,376 : x
  2. Step 2: Convert to fraction form
    1,522,104.64/2,100,519.84 = 918,376/x
  3. Step 3: Cross multiply
    1,522,104.64x = 2,100,519.84 × 918,376
  4. Step 4: Simplify right side
    1,522,104.64x = 1,929,067,008,579.84
  5. Step 5: Solve for x
    x = 1,929,067,008,579.84/1,522,104.64
  6. Step 6: Final answer
    x = 1,267,368.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.