Home / 2,854,804.59-3,939,265.96-1,631,189.36

Finding the Fourth Proportional to 2,854,804.59, 3,939,265.96 and 1,631,189.36

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Solution

The fourth proportional to 2,854,804.59, 3,939,265.96 and 1,631,189.36 is: 2,250,833.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,804.59 : 3,939,265.96 = 1,631,189.36 : x
  2. Step 2: Convert to fraction form
    2,854,804.59/3,939,265.96 = 1,631,189.36/x
  3. Step 3: Cross multiply
    2,854,804.59x = 3,939,265.96 × 1,631,189.36
  4. Step 4: Simplify right side
    2,854,804.59x = 6,425,688,725,932.38
  5. Step 5: Solve for x
    x = 6,425,688,725,932.38/2,854,804.59
  6. Step 6: Final answer
    x = 2,250,833.12

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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.