Home / 1,316,401.11-1,816,092.55-800,071.83

Finding the Fourth Proportional to 1,316,401.11, 1,816,092.55 and 800,071.83

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Solution

The fourth proportional to 1,316,401.11, 1,816,092.55 and 800,071.83 is: 1,103,770.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,401.11 : 1,816,092.55 = 800,071.83 : x
  2. Step 2: Convert to fraction form
    1,316,401.11/1,816,092.55 = 800,071.83/x
  3. Step 3: Cross multiply
    1,316,401.11x = 1,816,092.55 × 800,071.83
  4. Step 4: Simplify right side
    1,316,401.11x = 1,453,004,481,117.34
  5. Step 5: Solve for x
    x = 1,453,004,481,117.34/1,316,401.11
  6. Step 6: Final answer
    x = 1,103,770.32

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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.