Home / 1,006,723-1,508,975.34-407,310.04

Finding the Fourth Proportional to 1,006,723, 1,508,975.34 and 407,310.04

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Solution

The fourth proportional to 1,006,723, 1,508,975.34 and 407,310.04 is: 610,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,723 : 1,508,975.34 = 407,310.04 : x
  2. Step 2: Convert to fraction form
    1,006,723/1,508,975.34 = 407,310.04/x
  3. Step 3: Cross multiply
    1,006,723x = 1,508,975.34 × 407,310.04
  4. Step 4: Simplify right side
    1,006,723x = 614,620,806,094.41
  5. Step 5: Solve for x
    x = 614,620,806,094.41/1,006,723
  6. Step 6: Final answer
    x = 610,516.30

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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.