Home / 3,015,230.85-4,161,988.32-1,930,424.19

Finding the Fourth Proportional to 3,015,230.85, 4,161,988.32 and 1,930,424.19

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Solution

The fourth proportional to 3,015,230.85, 4,161,988.32 and 1,930,424.19 is: 2,664,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,230.85 : 4,161,988.32 = 1,930,424.19 : x
  2. Step 2: Convert to fraction form
    3,015,230.85/4,161,988.32 = 1,930,424.19/x
  3. Step 3: Cross multiply
    3,015,230.85x = 4,161,988.32 × 1,930,424.19
  4. Step 4: Simplify right side
    3,015,230.85x = 8,034,402,931,425.46
  5. Step 5: Solve for x
    x = 8,034,402,931,425.46/3,015,230.85
  6. Step 6: Final answer
    x = 2,664,606.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.