Home / 2,935,190.40-4,402,785.60-1,815,446.40

Finding the Fourth Proportional to 2,935,190.40, 4,402,785.60 and 1,815,446.40

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Solution

The fourth proportional to 2,935,190.40, 4,402,785.60 and 1,815,446.40 is: 2,723,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935,190.40 : 4,402,785.60 = 1,815,446.40 : x
  2. Step 2: Convert to fraction form
    2,935,190.40/4,402,785.60 = 1,815,446.40/x
  3. Step 3: Cross multiply
    2,935,190.40x = 4,402,785.60 × 1,815,446.40
  4. Step 4: Simplify right side
    2,935,190.40x = 7,993,021,267,491.84
  5. Step 5: Solve for x
    x = 7,993,021,267,491.84/2,935,190.40
  6. Step 6: Final answer
    x = 2,723,169.60

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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.