Home / 3,073,123.80-4,609,685.70-829,258.20

Finding the Fourth Proportional to 3,073,123.80, 4,609,685.70 and 829,258.20

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Solution

The fourth proportional to 3,073,123.80, 4,609,685.70 and 829,258.20 is: 1,243,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073,123.80 : 4,609,685.70 = 829,258.20 : x
  2. Step 2: Convert to fraction form
    3,073,123.80/4,609,685.70 = 829,258.20/x
  3. Step 3: Cross multiply
    3,073,123.80x = 4,609,685.70 × 829,258.20
  4. Step 4: Simplify right side
    3,073,123.80x = 3,822,619,666,147.74
  5. Step 5: Solve for x
    x = 3,822,619,666,147.74/3,073,123.80
  6. Step 6: Final answer
    x = 1,243,887.30

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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.