Home / 3,144,689.40-4,706,147.70-1,883,422.20

Finding the Fourth Proportional to 3,144,689.40, 4,706,147.70 and 1,883,422.20

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Solution

The fourth proportional to 3,144,689.40, 4,706,147.70 and 1,883,422.20 is: 2,818,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,689.40 : 4,706,147.70 = 1,883,422.20 : x
  2. Step 2: Convert to fraction form
    3,144,689.40/4,706,147.70 = 1,883,422.20/x
  3. Step 3: Cross multiply
    3,144,689.40x = 4,706,147.70 × 1,883,422.20
  4. Step 4: Simplify right side
    3,144,689.40x = 8,863,663,054,658.94
  5. Step 5: Solve for x
    x = 8,863,663,054,658.94/3,144,689.40
  6. Step 6: Final answer
    x = 2,818,613.20

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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.