Home / 1,162,860.72-1,604,619.30-697,689.90

Finding the Fourth Proportional to 1,162,860.72, 1,604,619.30 and 697,689.90

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Solution

The fourth proportional to 1,162,860.72, 1,604,619.30 and 697,689.90 is: 962,734.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,860.72 : 1,604,619.30 = 697,689.90 : x
  2. Step 2: Convert to fraction form
    1,162,860.72/1,604,619.30 = 697,689.90/x
  3. Step 3: Cross multiply
    1,162,860.72x = 1,604,619.30 × 697,689.90
  4. Step 4: Simplify right side
    1,162,860.72x = 1,119,526,678,955.07
  5. Step 5: Solve for x
    x = 1,119,526,678,955.07/1,162,860.72
  6. Step 6: Final answer
    x = 962,734.97

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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.