Home / 1,918,545.54-2,647,523.45-1,059,087.35

Finding the Fourth Proportional to 1,918,545.54, 2,647,523.45 and 1,059,087.35

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Solution

The fourth proportional to 1,918,545.54, 2,647,523.45 and 1,059,087.35 is: 1,461,502.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,545.54 : 2,647,523.45 = 1,059,087.35 : x
  2. Step 2: Convert to fraction form
    1,918,545.54/2,647,523.45 = 1,059,087.35/x
  3. Step 3: Cross multiply
    1,918,545.54x = 2,647,523.45 × 1,059,087.35
  4. Step 4: Simplify right side
    1,918,545.54x = 2,803,958,576,190.30
  5. Step 5: Solve for x
    x = 2,803,958,576,190.30/1,918,545.54
  6. Step 6: Final answer
    x = 1,461,502.23

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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.