Home / 966,779.20-1,448,419.20-826,811.20

Finding the Fourth Proportional to 966,779.20, 1,448,419.20 and 826,811.20

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Solution

The fourth proportional to 966,779.20, 1,448,419.20 and 826,811.20 is: 1,238,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,779.20 : 1,448,419.20 = 826,811.20 : x
  2. Step 2: Convert to fraction form
    966,779.20/1,448,419.20 = 826,811.20/x
  3. Step 3: Cross multiply
    966,779.20x = 1,448,419.20 × 826,811.20
  4. Step 4: Simplify right side
    966,779.20x = 1,197,569,216,855.04
  5. Step 5: Solve for x
    x = 1,197,569,216,855.04/966,779.20
  6. Step 6: Final answer
    x = 1,238,720.50

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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.