Home / 1,815,897.60-2,723,846.40-486,201.60

Finding the Fourth Proportional to 1,815,897.60, 2,723,846.40 and 486,201.60

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Solution

The fourth proportional to 1,815,897.60, 2,723,846.40 and 486,201.60 is: 729,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,897.60 : 2,723,846.40 = 486,201.60 : x
  2. Step 2: Convert to fraction form
    1,815,897.60/2,723,846.40 = 486,201.60/x
  3. Step 3: Cross multiply
    1,815,897.60x = 2,723,846.40 × 486,201.60
  4. Step 4: Simplify right side
    1,815,897.60x = 1,324,338,477,834.24
  5. Step 5: Solve for x
    x = 1,324,338,477,834.24/1,815,897.60
  6. Step 6: Final answer
    x = 729,302.40

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Double scale
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Similar ratio
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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.