Home / 1,276,803.44-1,762,001.04-703,864.28

Finding the Fourth Proportional to 1,276,803.44, 1,762,001.04 and 703,864.28

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Solution

The fourth proportional to 1,276,803.44, 1,762,001.04 and 703,864.28 is: 971,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,803.44 : 1,762,001.04 = 703,864.28 : x
  2. Step 2: Convert to fraction form
    1,276,803.44/1,762,001.04 = 703,864.28/x
  3. Step 3: Cross multiply
    1,276,803.44x = 1,762,001.04 × 703,864.28
  4. Step 4: Simplify right side
    1,276,803.44x = 1,240,209,593,378.85
  5. Step 5: Solve for x
    x = 1,240,209,593,378.85/1,276,803.44
  6. Step 6: Final answer
    x = 971,339.48

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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.