Home / 1,611,063-2,223,219.60-885,909.96

Finding the Fourth Proportional to 1,611,063, 2,223,219.60 and 885,909.96

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Solution

The fourth proportional to 1,611,063, 2,223,219.60 and 885,909.96 is: 1,222,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,063 : 2,223,219.60 = 885,909.96 : x
  2. Step 2: Convert to fraction form
    1,611,063/2,223,219.60 = 885,909.96/x
  3. Step 3: Cross multiply
    1,611,063x = 2,223,219.60 × 885,909.96
  4. Step 4: Simplify right side
    1,611,063x = 1,969,572,386,907.22
  5. Step 5: Solve for x
    x = 1,969,572,386,907.22/1,611,063
  6. Step 6: Final answer
    x = 1,222,529.71

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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.