Home / 4,214,219.39-5,815,638.06-2,280,479.76

Finding the Fourth Proportional to 4,214,219.39, 5,815,638.06 and 2,280,479.76

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Solution

The fourth proportional to 4,214,219.39, 5,815,638.06 and 2,280,479.76 is: 3,147,070.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214,219.39 : 5,815,638.06 = 2,280,479.76 : x
  2. Step 2: Convert to fraction form
    4,214,219.39/5,815,638.06 = 2,280,479.76/x
  3. Step 3: Cross multiply
    4,214,219.39x = 5,815,638.06 × 2,280,479.76
  4. Step 4: Simplify right side
    4,214,219.39x = 13,262,444,887,315.66
  5. Step 5: Solve for x
    x = 13,262,444,887,315.66/4,214,219.39
  6. Step 6: Final answer
    x = 3,147,070.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.