Home / 2,939,447.50-4,409,186.11-917,521.92

Finding the Fourth Proportional to 2,939,447.50, 4,409,186.11 and 917,521.92

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Solution

The fourth proportional to 2,939,447.50, 4,409,186.11 and 917,521.92 is: 1,376,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,447.50 : 4,409,186.11 = 917,521.92 : x
  2. Step 2: Convert to fraction form
    2,939,447.50/4,409,186.11 = 917,521.92/x
  3. Step 3: Cross multiply
    2,939,447.50x = 4,409,186.11 × 917,521.92
  4. Step 4: Simplify right side
    2,939,447.50x = 4,045,524,905,284.53
  5. Step 5: Solve for x
    x = 4,045,524,905,284.53/2,939,447.50
  6. Step 6: Final answer
    x = 1,376,287.52

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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.