Home / 818,501.63-1,221,351.11-733,394.83

Finding the Fourth Proportional to 818,501.63, 1,221,351.11 and 733,394.83

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Solution

The fourth proportional to 818,501.63, 1,221,351.11 and 733,394.83 is: 1,094,356.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,501.63 : 1,221,351.11 = 733,394.83 : x
  2. Step 2: Convert to fraction form
    818,501.63/1,221,351.11 = 733,394.83/x
  3. Step 3: Cross multiply
    818,501.63x = 1,221,351.11 × 733,394.83
  4. Step 4: Simplify right side
    818,501.63x = 895,732,588,468.87
  5. Step 5: Solve for x
    x = 895,732,588,468.87/818,501.63
  6. Step 6: Final answer
    x = 1,094,356.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.