Home / 1,925,298.20-2,656,806.12-1,053,964.36

Finding the Fourth Proportional to 1,925,298.20, 2,656,806.12 and 1,053,964.36

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Solution

The fourth proportional to 1,925,298.20, 2,656,806.12 and 1,053,964.36 is: 1,454,413.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,298.20 : 2,656,806.12 = 1,053,964.36 : x
  2. Step 2: Convert to fraction form
    1,925,298.20/2,656,806.12 = 1,053,964.36/x
  3. Step 3: Cross multiply
    1,925,298.20x = 2,656,806.12 × 1,053,964.36
  4. Step 4: Simplify right side
    1,925,298.20x = 2,800,178,961,909.88
  5. Step 5: Solve for x
    x = 2,800,178,961,909.88/1,925,298.20
  6. Step 6: Final answer
    x = 1,454,413.12

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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.