Home / 2,399,800.44-3,311,756.02-1,312,073.28

Finding the Fourth Proportional to 2,399,800.44, 3,311,756.02 and 1,312,073.28

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Solution

The fourth proportional to 2,399,800.44, 3,311,756.02 and 1,312,073.28 is: 1,810,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399,800.44 : 3,311,756.02 = 1,312,073.28 : x
  2. Step 2: Convert to fraction form
    2,399,800.44/3,311,756.02 = 1,312,073.28/x
  3. Step 3: Cross multiply
    2,399,800.44x = 3,311,756.02 × 1,312,073.28
  4. Step 4: Simplify right side
    2,399,800.44x = 4,345,266,583,721.15
  5. Step 5: Solve for x
    x = 4,345,266,583,721.15/2,399,800.44
  6. Step 6: Final answer
    x = 1,810,678.30

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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.