Home / 2,077,206.30-3,116,052.45-657,405.90

Finding the Fourth Proportional to 2,077,206.30, 3,116,052.45 and 657,405.90

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Solution

The fourth proportional to 2,077,206.30, 3,116,052.45 and 657,405.90 is: 986,185.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,206.30 : 3,116,052.45 = 657,405.90 : x
  2. Step 2: Convert to fraction form
    2,077,206.30/3,116,052.45 = 657,405.90/x
  3. Step 3: Cross multiply
    2,077,206.30x = 3,116,052.45 × 657,405.90
  4. Step 4: Simplify right side
    2,077,206.30x = 2,048,511,265,339.46
  5. Step 5: Solve for x
    x = 2,048,511,265,339.46/2,077,206.30
  6. Step 6: Final answer
    x = 986,185.76

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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.