Home / 2,298,746.93-3,172,043.66-1,280,246.45

Finding the Fourth Proportional to 2,298,746.93, 3,172,043.66 and 1,280,246.45

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Solution

The fourth proportional to 2,298,746.93, 3,172,043.66 and 1,280,246.45 is: 1,766,613.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298,746.93 : 3,172,043.66 = 1,280,246.45 : x
  2. Step 2: Convert to fraction form
    2,298,746.93/3,172,043.66 = 1,280,246.45/x
  3. Step 3: Cross multiply
    2,298,746.93x = 3,172,043.66 × 1,280,246.45
  4. Step 4: Simplify right side
    2,298,746.93x = 4,060,997,612,698.56
  5. Step 5: Solve for x
    x = 4,060,997,612,698.56/2,298,746.93
  6. Step 6: Final answer
    x = 1,766,613.61

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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.