Home / 1,776,429.30-2,664,903.15-829,830.90

Finding the Fourth Proportional to 1,776,429.30, 2,664,903.15 and 829,830.90

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Solution

The fourth proportional to 1,776,429.30, 2,664,903.15 and 829,830.90 is: 1,244,867.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,429.30 : 2,664,903.15 = 829,830.90 : x
  2. Step 2: Convert to fraction form
    1,776,429.30/2,664,903.15 = 829,830.90/x
  3. Step 3: Cross multiply
    1,776,429.30x = 2,664,903.15 × 829,830.90
  4. Step 4: Simplify right side
    1,776,429.30x = 2,211,418,979,377.34
  5. Step 5: Solve for x
    x = 2,211,418,979,377.34/1,776,429.30
  6. Step 6: Final answer
    x = 1,244,867.43

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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.