Home / 1,211,836.74-1,817,282.19-528,932.46

Finding the Fourth Proportional to 1,211,836.74, 1,817,282.19 and 528,932.46

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Solution

The fourth proportional to 1,211,836.74, 1,817,282.19 and 528,932.46 is: 793,192.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,836.74 : 1,817,282.19 = 528,932.46 : x
  2. Step 2: Convert to fraction form
    1,211,836.74/1,817,282.19 = 528,932.46/x
  3. Step 3: Cross multiply
    1,211,836.74x = 1,817,282.19 × 528,932.46
  4. Step 4: Simplify right side
    1,211,836.74x = 961,219,548,069.19
  5. Step 5: Solve for x
    x = 961,219,548,069.19/1,211,836.74
  6. Step 6: Final answer
    x = 793,192.28

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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.