Home / 4,205,346.30-6,309,072.45-1,213,530.30

Finding the Fourth Proportional to 4,205,346.30, 6,309,072.45 and 1,213,530.30

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Solution

The fourth proportional to 4,205,346.30, 6,309,072.45 and 1,213,530.30 is: 1,820,599.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205,346.30 : 6,309,072.45 = 1,213,530.30 : x
  2. Step 2: Convert to fraction form
    4,205,346.30/6,309,072.45 = 1,213,530.30/x
  3. Step 3: Cross multiply
    4,205,346.30x = 6,309,072.45 × 1,213,530.30
  4. Step 4: Simplify right side
    4,205,346.30x = 7,656,250,582,970.24
  5. Step 5: Solve for x
    x = 7,656,250,582,970.24/4,205,346.30
  6. Step 6: Final answer
    x = 1,820,599.31

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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.