Home / 3,199,228.30-4,391,434.55-2,828,531.80

Finding the Fourth Proportional to 3,199,228.30, 4,391,434.55 and 2,828,531.80

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Solution

The fourth proportional to 3,199,228.30, 4,391,434.55 and 2,828,531.80 is: 3,882,596.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199,228.30 : 4,391,434.55 = 2,828,531.80 : x
  2. Step 2: Convert to fraction form
    3,199,228.30/4,391,434.55 = 2,828,531.80/x
  3. Step 3: Cross multiply
    3,199,228.30x = 4,391,434.55 × 2,828,531.80
  4. Step 4: Simplify right side
    3,199,228.30x = 12,421,312,272,293.69
  5. Step 5: Solve for x
    x = 12,421,312,272,293.69/3,199,228.30
  6. Step 6: Final answer
    x = 3,882,596.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.