Home / 3,643,805.60-5,453,266.80-3,345,207.20

Finding the Fourth Proportional to 3,643,805.60, 5,453,266.80 and 3,345,207.20

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Solution

The fourth proportional to 3,643,805.60, 5,453,266.80 and 3,345,207.20 is: 5,006,388.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,805.60 : 5,453,266.80 = 3,345,207.20 : x
  2. Step 2: Convert to fraction form
    3,643,805.60/5,453,266.80 = 3,345,207.20/x
  3. Step 3: Cross multiply
    3,643,805.60x = 5,453,266.80 × 3,345,207.20
  4. Step 4: Simplify right side
    3,643,805.60x = 18,242,307,362,880.96
  5. Step 5: Solve for x
    x = 18,242,307,362,880.96/3,643,805.60
  6. Step 6: Final answer
    x = 5,006,388.75

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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.