Home / 2,719,931.10-4,079,896.65-1,637,511.90

Finding the Fourth Proportional to 2,719,931.10, 4,079,896.65 and 1,637,511.90

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Solution

The fourth proportional to 2,719,931.10, 4,079,896.65 and 1,637,511.90 is: 2,456,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,931.10 : 4,079,896.65 = 1,637,511.90 : x
  2. Step 2: Convert to fraction form
    2,719,931.10/4,079,896.65 = 1,637,511.90/x
  3. Step 3: Cross multiply
    2,719,931.10x = 4,079,896.65 × 1,637,511.90
  4. Step 4: Simplify right side
    2,719,931.10x = 6,680,879,315,145.14
  5. Step 5: Solve for x
    x = 6,680,879,315,145.14/2,719,931.10
  6. Step 6: Final answer
    x = 2,456,267.85

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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.