Home / 5,343,500.40-8,015,250.60-1,557,106.80

Finding the Fourth Proportional to 5,343,500.40, 8,015,250.60 and 1,557,106.80

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Solution

The fourth proportional to 5,343,500.40, 8,015,250.60 and 1,557,106.80 is: 2,335,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343,500.40 : 8,015,250.60 = 1,557,106.80 : x
  2. Step 2: Convert to fraction form
    5,343,500.40/8,015,250.60 = 1,557,106.80/x
  3. Step 3: Cross multiply
    5,343,500.40x = 8,015,250.60 × 1,557,106.80
  4. Step 4: Simplify right side
    5,343,500.40x = 12,480,601,212,964.08
  5. Step 5: Solve for x
    x = 12,480,601,212,964.08/5,343,500.40
  6. Step 6: Final answer
    x = 2,335,660.20

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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.