Home / 2,098,207.40-3,148,866.30-1,387,999.40

Finding the Fourth Proportional to 2,098,207.40, 3,148,866.30 and 1,387,999.40

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Solution

The fourth proportional to 2,098,207.40, 3,148,866.30 and 1,387,999.40 is: 2,083,027.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098,207.40 : 3,148,866.30 = 1,387,999.40 : x
  2. Step 2: Convert to fraction form
    2,098,207.40/3,148,866.30 = 1,387,999.40/x
  3. Step 3: Cross multiply
    2,098,207.40x = 3,148,866.30 × 1,387,999.40
  4. Step 4: Simplify right side
    2,098,207.40x = 4,370,624,535,080.22
  5. Step 5: Solve for x
    x = 4,370,624,535,080.22/2,098,207.40
  6. Step 6: Final answer
    x = 2,083,027.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.