Home / 2,230,690.25-3,078,372.02-1,212,095.00

Finding the Fourth Proportional to 2,230,690.25, 3,078,372.02 and 1,212,095.00

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Solution

The fourth proportional to 2,230,690.25, 3,078,372.02 and 1,212,095.00 is: 1,672,701.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,690.25 : 3,078,372.02 = 1,212,095.00 : x
  2. Step 2: Convert to fraction form
    2,230,690.25/3,078,372.02 = 1,212,095.00/x
  3. Step 3: Cross multiply
    2,230,690.25x = 3,078,372.02 × 1,212,095.00
  4. Step 4: Simplify right side
    2,230,690.25x = 3,731,279,312,129.57
  5. Step 5: Solve for x
    x = 3,731,279,312,129.57/2,230,690.25
  6. Step 6: Final answer
    x = 1,672,701.68

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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.