Home / 2,783,117.90-4,165,345.65-2,447,194.70

Finding the Fourth Proportional to 2,783,117.90, 4,165,345.65 and 2,447,194.70

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Solution

The fourth proportional to 2,783,117.90, 4,165,345.65 and 2,447,194.70 is: 3,662,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,117.90 : 4,165,345.65 = 2,447,194.70 : x
  2. Step 2: Convert to fraction form
    2,783,117.90/4,165,345.65 = 2,447,194.70/x
  3. Step 3: Cross multiply
    2,783,117.90x = 4,165,345.65 × 2,447,194.70
  4. Step 4: Simplify right side
    2,783,117.90x = 10,193,411,798,348.05
  5. Step 5: Solve for x
    x = 10,193,411,798,348.05/2,783,117.90
  6. Step 6: Final answer
    x = 3,662,587.13

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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.