Home / 1,765,474.55-2,644,869.35-1,043,655.20

Finding the Fourth Proportional to 1,765,474.55, 2,644,869.35 and 1,043,655.20

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Solution

The fourth proportional to 1,765,474.55, 2,644,869.35 and 1,043,655.20 is: 1,563,506.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,474.55 : 2,644,869.35 = 1,043,655.20 : x
  2. Step 2: Convert to fraction form
    1,765,474.55/2,644,869.35 = 1,043,655.20/x
  3. Step 3: Cross multiply
    1,765,474.55x = 2,644,869.35 × 1,043,655.20
  4. Step 4: Simplify right side
    1,765,474.55x = 2,760,331,650,448.12
  5. Step 5: Solve for x
    x = 2,760,331,650,448.12/1,765,474.55
  6. Step 6: Final answer
    x = 1,563,506.91

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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.