Home / 1,291,847.93-1,782,682.31-710,960.03

Finding the Fourth Proportional to 1,291,847.93, 1,782,682.31 and 710,960.03

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Solution

The fourth proportional to 1,291,847.93, 1,782,682.31 and 710,960.03 is: 981,087.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,847.93 : 1,782,682.31 = 710,960.03 : x
  2. Step 2: Convert to fraction form
    1,291,847.93/1,782,682.31 = 710,960.03/x
  3. Step 3: Cross multiply
    1,291,847.93x = 1,782,682.31 × 710,960.03
  4. Step 4: Simplify right side
    1,291,847.93x = 1,267,415,868,598.07
  5. Step 5: Solve for x
    x = 1,267,415,868,598.07/1,291,847.93
  6. Step 6: Final answer
    x = 981,087.51

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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.