Home / 1,623,184.22-2,240,711.70-970,040.72

Finding the Fourth Proportional to 1,623,184.22, 2,240,711.70 and 970,040.72

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Solution

The fourth proportional to 1,623,184.22, 2,240,711.70 and 970,040.72 is: 1,339,084.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,184.22 : 2,240,711.70 = 970,040.72 : x
  2. Step 2: Convert to fraction form
    1,623,184.22/2,240,711.70 = 970,040.72/x
  3. Step 3: Cross multiply
    1,623,184.22x = 2,240,711.70 × 970,040.72
  4. Step 4: Simplify right side
    1,623,184.22x = 2,173,581,590,780.42
  5. Step 5: Solve for x
    x = 2,173,581,590,780.42/1,623,184.22
  6. Step 6: Final answer
    x = 1,339,084.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.