Home / 3,243,844.64-4,867,191.26-1,539,220.32

Finding the Fourth Proportional to 3,243,844.64, 4,867,191.26 and 1,539,220.32

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Solution

The fourth proportional to 3,243,844.64, 4,867,191.26 and 1,539,220.32 is: 2,309,506.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243,844.64 : 4,867,191.26 = 1,539,220.32 : x
  2. Step 2: Convert to fraction form
    3,243,844.64/4,867,191.26 = 1,539,220.32/x
  3. Step 3: Cross multiply
    3,243,844.64x = 4,867,191.26 × 1,539,220.32
  4. Step 4: Simplify right side
    3,243,844.64x = 7,491,679,688,718.40
  5. Step 5: Solve for x
    x = 7,491,679,688,718.40/3,243,844.64
  6. Step 6: Final answer
    x = 2,309,506.32

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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.