Home / 1,270,950.68-1,753,909.76-697,990.86

Finding the Fourth Proportional to 1,270,950.68, 1,753,909.76 and 697,990.86

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Solution

The fourth proportional to 1,270,950.68, 1,753,909.76 and 697,990.86 is: 963,226.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,950.68 : 1,753,909.76 = 697,990.86 : x
  2. Step 2: Convert to fraction form
    1,270,950.68/1,753,909.76 = 697,990.86/x
  3. Step 3: Cross multiply
    1,270,950.68x = 1,753,909.76 × 697,990.86
  4. Step 4: Simplify right side
    1,270,950.68x = 1,224,212,983,489.77
  5. Step 5: Solve for x
    x = 1,224,212,983,489.77/1,270,950.68
  6. Step 6: Final answer
    x = 963,226.19

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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.