Home / 3,211,913.93-4,432,565.43-1,761,670.49

Finding the Fourth Proportional to 3,211,913.93, 4,432,565.43 and 1,761,670.49

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Solution

The fourth proportional to 3,211,913.93, 4,432,565.43 and 1,761,670.49 is: 2,431,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,913.93 : 4,432,565.43 = 1,761,670.49 : x
  2. Step 2: Convert to fraction form
    3,211,913.93/4,432,565.43 = 1,761,670.49/x
  3. Step 3: Cross multiply
    3,211,913.93x = 4,432,565.43 × 1,761,670.49
  4. Step 4: Simplify right side
    3,211,913.93x = 7,808,719,690,862.33
  5. Step 5: Solve for x
    x = 7,808,719,690,862.33/3,211,913.93
  6. Step 6: Final answer
    x = 2,431,173.40

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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.