Home / 1,275,507.62-1,760,200.44-702,547.77

Finding the Fourth Proportional to 1,275,507.62, 1,760,200.44 and 702,547.77

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Solution

The fourth proportional to 1,275,507.62, 1,760,200.44 and 702,547.77 is: 969,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,507.62 : 1,760,200.44 = 702,547.77 : x
  2. Step 2: Convert to fraction form
    1,275,507.62/1,760,200.44 = 702,547.77/x
  3. Step 3: Cross multiply
    1,275,507.62x = 1,760,200.44 × 702,547.77
  4. Step 4: Simplify right side
    1,275,507.62x = 1,236,624,893,875.02
  5. Step 5: Solve for x
    x = 1,236,624,893,875.02/1,275,507.62
  6. Step 6: Final answer
    x = 969,515.88

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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.