Home / 1,276,711.68-1,761,952.32-732,936

Finding the Fourth Proportional to 1,276,711.68, 1,761,952.32 and 732,936

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Solution

The fourth proportional to 1,276,711.68, 1,761,952.32 and 732,936 is: 1,011,503.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,711.68 : 1,761,952.32 = 732,936 : x
  2. Step 2: Convert to fraction form
    1,276,711.68/1,761,952.32 = 732,936/x
  3. Step 3: Cross multiply
    1,276,711.68x = 1,761,952.32 × 732,936
  4. Step 4: Simplify right side
    1,276,711.68x = 1,291,398,285,611.52
  5. Step 5: Solve for x
    x = 1,291,398,285,611.52/1,276,711.68
  6. Step 6: Final answer
    x = 1,011,503.46

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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.