Home / 1,925,340.47-2,656,868.82-1,054,008.11

Finding the Fourth Proportional to 1,925,340.47, 2,656,868.82 and 1,054,008.11

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Solution

The fourth proportional to 1,925,340.47, 2,656,868.82 and 1,054,008.11 is: 1,454,475.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,340.47 : 2,656,868.82 = 1,054,008.11 : x
  2. Step 2: Convert to fraction form
    1,925,340.47/2,656,868.82 = 1,054,008.11/x
  3. Step 3: Cross multiply
    1,925,340.47x = 2,656,868.82 × 1,054,008.11
  4. Step 4: Simplify right side
    1,925,340.47x = 2,800,361,286,175.77
  5. Step 5: Solve for x
    x = 2,800,361,286,175.77/1,925,340.47
  6. Step 6: Final answer
    x = 1,454,475.89

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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.