Home / 1,276,846.70-1,762,036.89-703,886.88

Finding the Fourth Proportional to 1,276,846.70, 1,762,036.89 and 703,886.88

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Solution

The fourth proportional to 1,276,846.70, 1,762,036.89 and 703,886.88 is: 971,357.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,846.70 : 1,762,036.89 = 703,886.88 : x
  2. Step 2: Convert to fraction form
    1,276,846.70/1,762,036.89 = 703,886.88/x
  3. Step 3: Cross multiply
    1,276,846.70x = 1,762,036.89 × 703,886.88
  4. Step 4: Simplify right side
    1,276,846.70x = 1,240,274,648,947.00
  5. Step 5: Solve for x
    x = 1,240,274,648,947.00/1,276,846.70
  6. Step 6: Final answer
    x = 971,357.52

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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.