Home / 807,790.10-1,128,694.30-807,790.10

Finding the Fourth Proportional to 807,790.10, 1,128,694.30 and 807,790.10

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Solution

The fourth proportional to 807,790.10, 1,128,694.30 and 807,790.10 is: 1,128,694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,790.10 : 1,128,694.30 = 807,790.10 : x
  2. Step 2: Convert to fraction form
    807,790.10/1,128,694.30 = 807,790.10/x
  3. Step 3: Cross multiply
    807,790.10x = 1,128,694.30 × 807,790.10
  4. Step 4: Simplify right side
    807,790.10x = 911,748,081,466.43
  5. Step 5: Solve for x
    x = 911,748,081,466.43/807,790.10
  6. Step 6: Final answer
    x = 1,128,694.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.