Home / 3,078,010.60-4,617,015.90-834,148.60

Finding the Fourth Proportional to 3,078,010.60, 4,617,015.90 and 834,148.60

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Solution

The fourth proportional to 3,078,010.60, 4,617,015.90 and 834,148.60 is: 1,251,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,010.60 : 4,617,015.90 = 834,148.60 : x
  2. Step 2: Convert to fraction form
    3,078,010.60/4,617,015.90 = 834,148.60/x
  3. Step 3: Cross multiply
    3,078,010.60x = 4,617,015.90 × 834,148.60
  4. Step 4: Simplify right side
    3,078,010.60x = 3,851,277,349,162.74
  5. Step 5: Solve for x
    x = 3,851,277,349,162.74/3,078,010.60
  6. Step 6: Final answer
    x = 1,251,222.90

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Similar ratio
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1.5x scale

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.