Home / 1,191,706.85-1,785,166.87-551,112.68

Finding the Fourth Proportional to 1,191,706.85, 1,785,166.87 and 551,112.68

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Solution

The fourth proportional to 1,191,706.85, 1,785,166.87 and 551,112.68 is: 825,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,706.85 : 1,785,166.87 = 551,112.68 : x
  2. Step 2: Convert to fraction form
    1,191,706.85/1,785,166.87 = 551,112.68/x
  3. Step 3: Cross multiply
    1,191,706.85x = 1,785,166.87 × 551,112.68
  4. Step 4: Simplify right side
    1,191,706.85x = 983,828,095,217.35
  5. Step 5: Solve for x
    x = 983,828,095,217.35/1,191,706.85
  6. Step 6: Final answer
    x = 825,562.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.