Home / 1,237,967.04-1,856,950.56-817,144.50

Finding the Fourth Proportional to 1,237,967.04, 1,856,950.56 and 817,144.50

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Solution

The fourth proportional to 1,237,967.04, 1,856,950.56 and 817,144.50 is: 1,225,716.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,967.04 : 1,856,950.56 = 817,144.50 : x
  2. Step 2: Convert to fraction form
    1,237,967.04/1,856,950.56 = 817,144.50/x
  3. Step 3: Cross multiply
    1,237,967.04x = 1,856,950.56 × 817,144.50
  4. Step 4: Simplify right side
    1,237,967.04x = 1,517,396,936,875.92
  5. Step 5: Solve for x
    x = 1,517,396,936,875.92/1,237,967.04
  6. Step 6: Final answer
    x = 1,225,716.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.