Home / 2,149,273.90-2,966,022.53-1,231,484.50

Finding the Fourth Proportional to 2,149,273.90, 2,966,022.53 and 1,231,484.50

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Solution

The fourth proportional to 2,149,273.90, 2,966,022.53 and 1,231,484.50 is: 1,699,462.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,273.90 : 2,966,022.53 = 1,231,484.50 : x
  2. Step 2: Convert to fraction form
    2,149,273.90/2,966,022.53 = 1,231,484.50/x
  3. Step 3: Cross multiply
    2,149,273.90x = 2,966,022.53 × 1,231,484.50
  4. Step 4: Simplify right side
    2,149,273.90x = 3,652,610,772,345.78
  5. Step 5: Solve for x
    x = 3,652,610,772,345.78/2,149,273.90
  6. Step 6: Final answer
    x = 1,699,462.68

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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.