Home / 2,153,441.60-3,230,162.40-657,531.20

Finding the Fourth Proportional to 2,153,441.60, 3,230,162.40 and 657,531.20

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Solution

The fourth proportional to 2,153,441.60, 3,230,162.40 and 657,531.20 is: 986,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,441.60 : 3,230,162.40 = 657,531.20 : x
  2. Step 2: Convert to fraction form
    2,153,441.60/3,230,162.40 = 657,531.20/x
  3. Step 3: Cross multiply
    2,153,441.60x = 3,230,162.40 × 657,531.20
  4. Step 4: Simplify right side
    2,153,441.60x = 2,123,932,559,066.88
  5. Step 5: Solve for x
    x = 2,123,932,559,066.88/2,153,441.60
  6. Step 6: Final answer
    x = 986,296.80

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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.