Home / 2,643,618.53-3,965,514.01-1,258,451.93

Finding the Fourth Proportional to 2,643,618.53, 3,965,514.01 and 1,258,451.93

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Solution

The fourth proportional to 2,643,618.53, 3,965,514.01 and 1,258,451.93 is: 1,887,718.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,618.53 : 3,965,514.01 = 1,258,451.93 : x
  2. Step 2: Convert to fraction form
    2,643,618.53/3,965,514.01 = 1,258,451.93/x
  3. Step 3: Cross multiply
    2,643,618.53x = 3,965,514.01 × 1,258,451.93
  4. Step 4: Simplify right side
    2,643,618.53x = 4,990,408,736,352.84
  5. Step 5: Solve for x
    x = 4,990,408,736,352.84/2,643,618.53
  6. Step 6: Final answer
    x = 1,887,718.93

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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.