Home / 1,260,866.25-1,739,995.43-808,157.25

Finding the Fourth Proportional to 1,260,866.25, 1,739,995.43 and 808,157.25

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Solution

The fourth proportional to 1,260,866.25, 1,739,995.43 and 808,157.25 is: 1,115,257.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,866.25 : 1,739,995.43 = 808,157.25 : x
  2. Step 2: Convert to fraction form
    1,260,866.25/1,739,995.43 = 808,157.25/x
  3. Step 3: Cross multiply
    1,260,866.25x = 1,739,995.43 × 808,157.25
  4. Step 4: Simplify right side
    1,260,866.25x = 1,406,189,917,680.58
  5. Step 5: Solve for x
    x = 1,406,189,917,680.58/1,260,866.25
  6. Step 6: Final answer
    x = 1,115,257.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.