Home / 1,919,674.76-2,879,862.07-960,631.88

Finding the Fourth Proportional to 1,919,674.76, 2,879,862.07 and 960,631.88

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Solution

The fourth proportional to 1,919,674.76, 2,879,862.07 and 960,631.88 is: 1,441,122.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,674.76 : 2,879,862.07 = 960,631.88 : x
  2. Step 2: Convert to fraction form
    1,919,674.76/2,879,862.07 = 960,631.88/x
  3. Step 3: Cross multiply
    1,919,674.76x = 2,879,862.07 × 960,631.88
  4. Step 4: Simplify right side
    1,919,674.76x = 2,766,487,314,444.79
  5. Step 5: Solve for x
    x = 2,766,487,314,444.79/1,919,674.76
  6. Step 6: Final answer
    x = 1,441,122.93

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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.