Home / 2,113,709.59-2,916,882.44-1,286,484.13

Finding the Fourth Proportional to 2,113,709.59, 2,916,882.44 and 1,286,484.13

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Solution

The fourth proportional to 2,113,709.59, 2,916,882.44 and 1,286,484.13 is: 1,775,325.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,709.59 : 2,916,882.44 = 1,286,484.13 : x
  2. Step 2: Convert to fraction form
    2,113,709.59/2,916,882.44 = 1,286,484.13/x
  3. Step 3: Cross multiply
    2,113,709.59x = 2,916,882.44 × 1,286,484.13
  4. Step 4: Simplify right side
    2,113,709.59x = 3,752,522,953,551.27
  5. Step 5: Solve for x
    x = 3,752,522,953,551.27/2,113,709.59
  6. Step 6: Final answer
    x = 1,775,325.70

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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.