Home / 2,455,207.20-3,682,810.80-772,826.40

Finding the Fourth Proportional to 2,455,207.20, 3,682,810.80 and 772,826.40

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Solution

The fourth proportional to 2,455,207.20, 3,682,810.80 and 772,826.40 is: 1,159,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,207.20 : 3,682,810.80 = 772,826.40 : x
  2. Step 2: Convert to fraction form
    2,455,207.20/3,682,810.80 = 772,826.40/x
  3. Step 3: Cross multiply
    2,455,207.20x = 3,682,810.80 × 772,826.40
  4. Step 4: Simplify right side
    2,455,207.20x = 2,846,173,412,445.12
  5. Step 5: Solve for x
    x = 2,846,173,412,445.12/2,455,207.20
  6. Step 6: Final answer
    x = 1,159,239.60

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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.