Home / 1,897,295.30-2,619,530.48-1,123,175.16

Finding the Fourth Proportional to 1,897,295.30, 2,619,530.48 and 1,123,175.16

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Solution

The fourth proportional to 1,897,295.30, 2,619,530.48 and 1,123,175.16 is: 1,550,729.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,295.30 : 2,619,530.48 = 1,123,175.16 : x
  2. Step 2: Convert to fraction form
    1,897,295.30/2,619,530.48 = 1,123,175.16/x
  3. Step 3: Cross multiply
    1,897,295.30x = 2,619,530.48 × 1,123,175.16
  4. Step 4: Simplify right side
    1,897,295.30x = 2,942,191,568,806.81
  5. Step 5: Solve for x
    x = 2,942,191,568,806.81/1,897,295.30
  6. Step 6: Final answer
    x = 1,550,729.38

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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.