Home / 2,725,514.40-4,088,271.60-2,087,785.20

Finding the Fourth Proportional to 2,725,514.40, 4,088,271.60 and 2,087,785.20

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Solution

The fourth proportional to 2,725,514.40, 4,088,271.60 and 2,087,785.20 is: 3,131,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,514.40 : 4,088,271.60 = 2,087,785.20 : x
  2. Step 2: Convert to fraction form
    2,725,514.40/4,088,271.60 = 2,087,785.20/x
  3. Step 3: Cross multiply
    2,725,514.40x = 4,088,271.60 × 2,087,785.20
  4. Step 4: Simplify right side
    2,725,514.40x = 8,535,432,940,060.32
  5. Step 5: Solve for x
    x = 8,535,432,940,060.32/2,725,514.40
  6. Step 6: Final answer
    x = 3,131,677.80

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1.5x scale

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.