Home / 2,121,143.84-3,182,214.02-701,199.80

Finding the Fourth Proportional to 2,121,143.84, 3,182,214.02 and 701,199.80

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Solution

The fourth proportional to 2,121,143.84, 3,182,214.02 and 701,199.80 is: 1,051,964.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,143.84 : 3,182,214.02 = 701,199.80 : x
  2. Step 2: Convert to fraction form
    2,121,143.84/3,182,214.02 = 701,199.80/x
  3. Step 3: Cross multiply
    2,121,143.84x = 3,182,214.02 × 701,199.80
  4. Step 4: Simplify right side
    2,121,143.84x = 2,231,367,834,381.20
  5. Step 5: Solve for x
    x = 2,231,367,834,381.20/2,121,143.84
  6. Step 6: Final answer
    x = 1,051,964.41

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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.