Home / 1,133,199-1,565,218.91-822,605.87

Finding the Fourth Proportional to 1,133,199, 1,565,218.91 and 822,605.87

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Solution

The fourth proportional to 1,133,199, 1,565,218.91 and 822,605.87 is: 1,136,215.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,199 : 1,565,218.91 = 822,605.87 : x
  2. Step 2: Convert to fraction form
    1,133,199/1,565,218.91 = 822,605.87/x
  3. Step 3: Cross multiply
    1,133,199x = 1,565,218.91 × 822,605.87
  4. Step 4: Simplify right side
    1,133,199x = 1,287,558,263,201.00
  5. Step 5: Solve for x
    x = 1,287,558,263,201.00/1,133,199
  6. Step 6: Final answer
    x = 1,136,215.50

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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.