Home / 2,803,148.40-4,206,690.90-1,206,857.10

Finding the Fourth Proportional to 2,803,148.40, 4,206,690.90 and 1,206,857.10

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Solution

The fourth proportional to 2,803,148.40, 4,206,690.90 and 1,206,857.10 is: 1,811,133.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,148.40 : 4,206,690.90 = 1,206,857.10 : x
  2. Step 2: Convert to fraction form
    2,803,148.40/4,206,690.90 = 1,206,857.10/x
  3. Step 3: Cross multiply
    2,803,148.40x = 4,206,690.90 × 1,206,857.10
  4. Step 4: Simplify right side
    2,803,148.40x = 5,076,874,780,170.39
  5. Step 5: Solve for x
    x = 5,076,874,780,170.39/2,803,148.40
  6. Step 6: Final answer
    x = 1,811,133.07

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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.