Home / 1,133,195-1,565,213.39-822,601.87

Finding the Fourth Proportional to 1,133,195, 1,565,213.39 and 822,601.87

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Solution

The fourth proportional to 1,133,195, 1,565,213.39 and 822,601.87 is: 1,136,209.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,195 : 1,565,213.39 = 822,601.87 : x
  2. Step 2: Convert to fraction form
    1,133,195/1,565,213.39 = 822,601.87/x
  3. Step 3: Cross multiply
    1,133,195x = 1,565,213.39 × 822,601.87
  4. Step 4: Simplify right side
    1,133,195x = 1,287,547,461,563.04
  5. Step 5: Solve for x
    x = 1,287,547,461,563.04/1,133,195
  6. Step 6: Final answer
    x = 1,136,209.97

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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.