Home / 1,276,749.54-1,761,926.48-703,810.22

Finding the Fourth Proportional to 1,276,749.54, 1,761,926.48 and 703,810.22

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Solution

The fourth proportional to 1,276,749.54, 1,761,926.48 and 703,810.22 is: 971,264.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,749.54 : 1,761,926.48 = 703,810.22 : x
  2. Step 2: Convert to fraction form
    1,276,749.54/1,761,926.48 = 703,810.22/x
  3. Step 3: Cross multiply
    1,276,749.54x = 1,761,926.48 × 703,810.22
  4. Step 4: Simplify right side
    1,276,749.54x = 1,240,061,853,823.23
  5. Step 5: Solve for x
    x = 1,240,061,853,823.23/1,276,749.54
  6. Step 6: Final answer
    x = 971,264.77

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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.