Home / 1,918,545.95-2,647,524.03-1,059,087.76

Finding the Fourth Proportional to 1,918,545.95, 2,647,524.03 and 1,059,087.76

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Solution

The fourth proportional to 1,918,545.95, 2,647,524.03 and 1,059,087.76 is: 1,461,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,545.95 : 2,647,524.03 = 1,059,087.76 : x
  2. Step 2: Convert to fraction form
    1,918,545.95/2,647,524.03 = 1,059,087.76/x
  3. Step 3: Cross multiply
    1,918,545.95x = 2,647,524.03 × 1,059,087.76
  4. Step 4: Simplify right side
    1,918,545.95x = 2,803,960,289,845.85
  5. Step 5: Solve for x
    x = 2,803,960,289,845.85/1,918,545.95
  6. Step 6: Final answer
    x = 1,461,502.80

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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.