Home / 2,122,961.47-3,182,199.75-1,041,970.10

Finding the Fourth Proportional to 2,122,961.47, 3,182,199.75 and 1,041,970.10

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Solution

The fourth proportional to 2,122,961.47, 3,182,199.75 and 1,041,970.10 is: 1,561,854.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,961.47 : 3,182,199.75 = 1,041,970.10 : x
  2. Step 2: Convert to fraction form
    2,122,961.47/3,182,199.75 = 1,041,970.10/x
  3. Step 3: Cross multiply
    2,122,961.47x = 3,182,199.75 × 1,041,970.10
  4. Step 4: Simplify right side
    2,122,961.47x = 3,315,756,975,816.48
  5. Step 5: Solve for x
    x = 3,315,756,975,816.48/2,122,961.47
  6. Step 6: Final answer
    x = 1,561,854.53

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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.