Home / 1,479,962.40-2,219,943.60-682,800.90

Finding the Fourth Proportional to 1,479,962.40, 2,219,943.60 and 682,800.90

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Solution

The fourth proportional to 1,479,962.40, 2,219,943.60 and 682,800.90 is: 1,024,201.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,962.40 : 2,219,943.60 = 682,800.90 : x
  2. Step 2: Convert to fraction form
    1,479,962.40/2,219,943.60 = 682,800.90/x
  3. Step 3: Cross multiply
    1,479,962.40x = 2,219,943.60 × 682,800.90
  4. Step 4: Simplify right side
    1,479,962.40x = 1,515,779,488,029.24
  5. Step 5: Solve for x
    x = 1,515,779,488,029.24/1,479,962.40
  6. Step 6: Final answer
    x = 1,024,201.35

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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.