Home / 1,211,162.12-1,816,793.40-452,927.60

Finding the Fourth Proportional to 1,211,162.12, 1,816,793.40 and 452,927.60

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Solution

The fourth proportional to 1,211,162.12, 1,816,793.40 and 452,927.60 is: 679,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,162.12 : 1,816,793.40 = 452,927.60 : x
  2. Step 2: Convert to fraction form
    1,211,162.12/1,816,793.40 = 452,927.60/x
  3. Step 3: Cross multiply
    1,211,162.12x = 1,816,793.40 × 452,927.60
  4. Step 4: Simplify right side
    1,211,162.12x = 822,875,874,357.84
  5. Step 5: Solve for x
    x = 822,875,874,357.84/1,211,162.12
  6. Step 6: Final answer
    x = 679,410.18

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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.