Home / 943,447.69-1,421,473.27-853,605.57

Finding the Fourth Proportional to 943,447.69, 1,421,473.27 and 853,605.57

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Solution

The fourth proportional to 943,447.69, 1,421,473.27 and 853,605.57 is: 1,286,110.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,447.69 : 1,421,473.27 = 853,605.57 : x
  2. Step 2: Convert to fraction form
    943,447.69/1,421,473.27 = 853,605.57/x
  3. Step 3: Cross multiply
    943,447.69x = 1,421,473.27 × 853,605.57
  4. Step 4: Simplify right side
    943,447.69x = 1,213,377,503,545.63
  5. Step 5: Solve for x
    x = 1,213,377,503,545.63/943,447.69
  6. Step 6: Final answer
    x = 1,286,110.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.