Home / 2,107,246.83-3,160,878.45-509,807.36

Finding the Fourth Proportional to 2,107,246.83, 3,160,878.45 and 509,807.36

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Solution

The fourth proportional to 2,107,246.83, 3,160,878.45 and 509,807.36 is: 764,713.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,246.83 : 3,160,878.45 = 509,807.36 : x
  2. Step 2: Convert to fraction form
    2,107,246.83/3,160,878.45 = 509,807.36/x
  3. Step 3: Cross multiply
    2,107,246.83x = 3,160,878.45 × 509,807.36
  4. Step 4: Simplify right side
    2,107,246.83x = 1,611,439,079,521.96
  5. Step 5: Solve for x
    x = 1,611,439,079,521.96/2,107,246.83
  6. Step 6: Final answer
    x = 764,713.02

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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.