Home / 3,118,287.24-4,676,618.88-1,320,245.19

Finding the Fourth Proportional to 3,118,287.24, 4,676,618.88 and 1,320,245.19

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Solution

The fourth proportional to 3,118,287.24, 4,676,618.88 and 1,320,245.19 is: 1,980,024.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,287.24 : 4,676,618.88 = 1,320,245.19 : x
  2. Step 2: Convert to fraction form
    3,118,287.24/4,676,618.88 = 1,320,245.19/x
  3. Step 3: Cross multiply
    3,118,287.24x = 4,676,618.88 × 1,320,245.19
  4. Step 4: Simplify right side
    3,118,287.24x = 6,174,283,581,783.19
  5. Step 5: Solve for x
    x = 6,174,283,581,783.19/3,118,287.24
  6. Step 6: Final answer
    x = 1,980,024.00

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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.