Home / 1,334,502.91-1,841,745.75-761,628.79

Finding the Fourth Proportional to 1,334,502.91, 1,841,745.75 and 761,628.79

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Solution

The fourth proportional to 1,334,502.91, 1,841,745.75 and 761,628.79 is: 1,051,122.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,502.91 : 1,841,745.75 = 761,628.79 : x
  2. Step 2: Convert to fraction form
    1,334,502.91/1,841,745.75 = 761,628.79/x
  3. Step 3: Cross multiply
    1,334,502.91x = 1,841,745.75 × 761,628.79
  4. Step 4: Simplify right side
    1,334,502.91x = 1,402,726,587,060.14
  5. Step 5: Solve for x
    x = 1,402,726,587,060.14/1,334,502.91
  6. Step 6: Final answer
    x = 1,051,122.91

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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.