Home / 1,560,231.10-2,340,346.65-851,643.10

Finding the Fourth Proportional to 1,560,231.10, 2,340,346.65 and 851,643.10

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Solution

The fourth proportional to 1,560,231.10, 2,340,346.65 and 851,643.10 is: 1,277,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,231.10 : 2,340,346.65 = 851,643.10 : x
  2. Step 2: Convert to fraction form
    1,560,231.10/2,340,346.65 = 851,643.10/x
  3. Step 3: Cross multiply
    1,560,231.10x = 2,340,346.65 × 851,643.10
  4. Step 4: Simplify right side
    1,560,231.10x = 1,993,140,076,080.61
  5. Step 5: Solve for x
    x = 1,993,140,076,080.61/1,560,231.10
  6. Step 6: Final answer
    x = 1,277,464.65

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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.