Home / 2,969,336.40-4,097,731.86-1,611,209.40

Finding the Fourth Proportional to 2,969,336.40, 4,097,731.86 and 1,611,209.40

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Solution

The fourth proportional to 2,969,336.40, 4,097,731.86 and 1,611,209.40 is: 2,223,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,336.40 : 4,097,731.86 = 1,611,209.40 : x
  2. Step 2: Convert to fraction form
    2,969,336.40/4,097,731.86 = 1,611,209.40/x
  3. Step 3: Cross multiply
    2,969,336.40x = 4,097,731.86 × 1,611,209.40
  4. Step 4: Simplify right side
    2,969,336.40x = 6,602,304,091,511.48
  5. Step 5: Solve for x
    x = 6,602,304,091,511.48/2,969,336.40
  6. Step 6: Final answer
    x = 2,223,494.82

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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.