Home / 4,269,570.92-6,404,348.47-1,390,934.29

Finding the Fourth Proportional to 4,269,570.92, 6,404,348.47 and 1,390,934.29

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Solution

The fourth proportional to 4,269,570.92, 6,404,348.47 and 1,390,934.29 is: 2,086,398.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269,570.92 : 6,404,348.47 = 1,390,934.29 : x
  2. Step 2: Convert to fraction form
    4,269,570.92/6,404,348.47 = 1,390,934.29/x
  3. Step 3: Cross multiply
    4,269,570.92x = 6,404,348.47 × 1,390,934.29
  4. Step 4: Simplify right side
    4,269,570.92x = 8,908,027,892,032.04
  5. Step 5: Solve for x
    x = 8,908,027,892,032.04/4,269,570.92
  6. Step 6: Final answer
    x = 2,086,398.86

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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.