Home / 3,435,338.70-5,148,601.65-1,919,018.70

Finding the Fourth Proportional to 3,435,338.70, 5,148,601.65 and 1,919,018.70

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Solution

The fourth proportional to 3,435,338.70, 5,148,601.65 and 1,919,018.70 is: 2,876,066.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,338.70 : 5,148,601.65 = 1,919,018.70 : x
  2. Step 2: Convert to fraction form
    3,435,338.70/5,148,601.65 = 1,919,018.70/x
  3. Step 3: Cross multiply
    3,435,338.70x = 5,148,601.65 × 1,919,018.70
  4. Step 4: Simplify right side
    3,435,338.70x = 9,880,262,845,200.86
  5. Step 5: Solve for x
    x = 9,880,262,845,200.86/3,435,338.70
  6. Step 6: Final answer
    x = 2,876,066.59

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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.