Home / 1,661,037.10-2,490,000.45-1,301,008.30

Finding the Fourth Proportional to 1,661,037.10, 2,490,000.45 and 1,301,008.30

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Solution

The fourth proportional to 1,661,037.10, 2,490,000.45 and 1,301,008.30 is: 1,950,294.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,037.10 : 2,490,000.45 = 1,301,008.30 : x
  2. Step 2: Convert to fraction form
    1,661,037.10/2,490,000.45 = 1,301,008.30/x
  3. Step 3: Cross multiply
    1,661,037.10x = 2,490,000.45 × 1,301,008.30
  4. Step 4: Simplify right side
    1,661,037.10x = 3,239,511,252,453.74
  5. Step 5: Solve for x
    x = 3,239,511,252,453.74/1,661,037.10
  6. Step 6: Final answer
    x = 1,950,294.34

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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.