Home / 1,276,750.07-1,761,900.75-695,960.48

Finding the Fourth Proportional to 1,276,750.07, 1,761,900.75 and 695,960.48

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Solution

The fourth proportional to 1,276,750.07, 1,761,900.75 and 695,960.48 is: 960,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,750.07 : 1,761,900.75 = 695,960.48 : x
  2. Step 2: Convert to fraction form
    1,276,750.07/1,761,900.75 = 695,960.48/x
  3. Step 3: Cross multiply
    1,276,750.07x = 1,761,900.75 × 695,960.48
  4. Step 4: Simplify right side
    1,276,750.07x = 1,226,213,291,682.36
  5. Step 5: Solve for x
    x = 1,226,213,291,682.36/1,276,750.07
  6. Step 6: Final answer
    x = 960,417.64

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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.