Home / 1,008,816.18-1,510,225.77-1,007,487.57

Finding the Fourth Proportional to 1,008,816.18, 1,510,225.77 and 1,007,487.57

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Solution

The fourth proportional to 1,008,816.18, 1,510,225.77 and 1,007,487.57 is: 1,508,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,816.18 : 1,510,225.77 = 1,007,487.57 : x
  2. Step 2: Convert to fraction form
    1,008,816.18/1,510,225.77 = 1,007,487.57/x
  3. Step 3: Cross multiply
    1,008,816.18x = 1,510,225.77 × 1,007,487.57
  4. Step 4: Simplify right side
    1,008,816.18x = 1,521,533,691,168.68
  5. Step 5: Solve for x
    x = 1,521,533,691,168.68/1,008,816.18
  6. Step 6: Final answer
    x = 1,508,236.80

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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.