Home / 3,020,203.67-4,167,894.89-1,731,119.45

Finding the Fourth Proportional to 3,020,203.67, 4,167,894.89 and 1,731,119.45

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Solution

The fourth proportional to 3,020,203.67, 4,167,894.89 and 1,731,119.45 is: 2,388,952.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,203.67 : 4,167,894.89 = 1,731,119.45 : x
  2. Step 2: Convert to fraction form
    3,020,203.67/4,167,894.89 = 1,731,119.45/x
  3. Step 3: Cross multiply
    3,020,203.67x = 4,167,894.89 × 1,731,119.45
  4. Step 4: Simplify right side
    3,020,203.67x = 7,215,123,893,122.94
  5. Step 5: Solve for x
    x = 7,215,123,893,122.94/3,020,203.67
  6. Step 6: Final answer
    x = 2,388,952.76

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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.