Home / 2,127,057.73-2,936,777.01-1,636,155.49

Finding the Fourth Proportional to 2,127,057.73, 2,936,777.01 and 1,636,155.49

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Solution

The fourth proportional to 2,127,057.73, 2,936,777.01 and 1,636,155.49 is: 2,259,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,057.73 : 2,936,777.01 = 1,636,155.49 : x
  2. Step 2: Convert to fraction form
    2,127,057.73/2,936,777.01 = 1,636,155.49/x
  3. Step 3: Cross multiply
    2,127,057.73x = 2,936,777.01 × 1,636,155.49
  4. Step 4: Simplify right side
    2,127,057.73x = 4,805,023,827,817.28
  5. Step 5: Solve for x
    x = 4,805,023,827,817.28/2,127,057.73
  6. Step 6: Final answer
    x = 2,259,000.20

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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.