Home / 3,114,246.30-4,671,369.45-839,766.30

Finding the Fourth Proportional to 3,114,246.30, 4,671,369.45 and 839,766.30

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Solution

The fourth proportional to 3,114,246.30, 4,671,369.45 and 839,766.30 is: 1,259,649.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,246.30 : 4,671,369.45 = 839,766.30 : x
  2. Step 2: Convert to fraction form
    3,114,246.30/4,671,369.45 = 839,766.30/x
  3. Step 3: Cross multiply
    3,114,246.30x = 4,671,369.45 × 839,766.30
  4. Step 4: Simplify right side
    3,114,246.30x = 3,922,858,638,959.54
  5. Step 5: Solve for x
    x = 3,922,858,638,959.54/3,114,246.30
  6. Step 6: Final answer
    x = 1,259,649.45

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Double scale
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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.