Home / 914,013.85-1,263,746.91-800,511.25

Finding the Fourth Proportional to 914,013.85, 1,263,746.91 and 800,511.25

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Solution

The fourth proportional to 914,013.85, 1,263,746.91 and 800,511.25 is: 1,106,814.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,013.85 : 1,263,746.91 = 800,511.25 : x
  2. Step 2: Convert to fraction form
    914,013.85/1,263,746.91 = 800,511.25/x
  3. Step 3: Cross multiply
    914,013.85x = 1,263,746.91 × 800,511.25
  4. Step 4: Simplify right side
    914,013.85x = 1,011,643,618,607.74
  5. Step 5: Solve for x
    x = 1,011,643,618,607.74/914,013.85
  6. Step 6: Final answer
    x = 1,106,814.32

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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.