Home / 1,010,881.13-1,393,878.69-826,544.57

Finding the Fourth Proportional to 1,010,881.13, 1,393,878.69 and 826,544.57

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Solution

The fourth proportional to 1,010,881.13, 1,393,878.69 and 826,544.57 is: 1,139,701.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,881.13 : 1,393,878.69 = 826,544.57 : x
  2. Step 2: Convert to fraction form
    1,010,881.13/1,393,878.69 = 826,544.57/x
  3. Step 3: Cross multiply
    1,010,881.13x = 1,393,878.69 × 826,544.57
  4. Step 4: Simplify right side
    1,010,881.13x = 1,152,102,855,488.82
  5. Step 5: Solve for x
    x = 1,152,102,855,488.82/1,010,881.13
  6. Step 6: Final answer
    x = 1,139,701.62

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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.