Home / 1,162,859.72-1,604,617.92-697,688.90

Finding the Fourth Proportional to 1,162,859.72, 1,604,617.92 and 697,688.90

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Solution

The fourth proportional to 1,162,859.72, 1,604,617.92 and 697,688.90 is: 962,733.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,859.72 : 1,604,617.92 = 697,688.90 : x
  2. Step 2: Convert to fraction form
    1,162,859.72/1,604,617.92 = 697,688.90/x
  3. Step 3: Cross multiply
    1,162,859.72x = 1,604,617.92 × 697,688.90
  4. Step 4: Simplify right side
    1,162,859.72x = 1,119,524,111,525.09
  5. Step 5: Solve for x
    x = 1,119,524,111,525.09/1,162,859.72
  6. Step 6: Final answer
    x = 962,733.59

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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.