Home / 2,877,824.48-3,971,406.38-1,571,078.57

Finding the Fourth Proportional to 2,877,824.48, 3,971,406.38 and 1,571,078.57

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Solution

The fourth proportional to 2,877,824.48, 3,971,406.38 and 1,571,078.57 is: 2,168,093.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,824.48 : 3,971,406.38 = 1,571,078.57 : x
  2. Step 2: Convert to fraction form
    2,877,824.48/3,971,406.38 = 1,571,078.57/x
  3. Step 3: Cross multiply
    2,877,824.48x = 3,971,406.38 × 1,571,078.57
  4. Step 4: Simplify right side
    2,877,824.48x = 6,239,391,428,666.85
  5. Step 5: Solve for x
    x = 6,239,391,428,666.85/2,877,824.48
  6. Step 6: Final answer
    x = 2,168,093.11

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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.