Home / 4,070,892.80-6,104,006.40-1,230,579.20

Finding the Fourth Proportional to 4,070,892.80, 6,104,006.40 and 1,230,579.20

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Solution

The fourth proportional to 4,070,892.80, 6,104,006.40 and 1,230,579.20 is: 1,845,163.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070,892.80 : 6,104,006.40 = 1,230,579.20 : x
  2. Step 2: Convert to fraction form
    4,070,892.80/6,104,006.40 = 1,230,579.20/x
  3. Step 3: Cross multiply
    4,070,892.80x = 6,104,006.40 × 1,230,579.20
  4. Step 4: Simplify right side
    4,070,892.80x = 7,511,463,312,506.88
  5. Step 5: Solve for x
    x = 7,511,463,312,506.88/4,070,892.80
  6. Step 6: Final answer
    x = 1,845,163.62

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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.