Home / 1,487,757.16-2,230,274.94-646,005.16

Finding the Fourth Proportional to 1,487,757.16, 2,230,274.94 and 646,005.16

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Solution

The fourth proportional to 1,487,757.16, 2,230,274.94 and 646,005.16 is: 968,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,757.16 : 2,230,274.94 = 646,005.16 : x
  2. Step 2: Convert to fraction form
    1,487,757.16/2,230,274.94 = 646,005.16/x
  3. Step 3: Cross multiply
    1,487,757.16x = 2,230,274.94 × 646,005.16
  4. Step 4: Simplify right side
    1,487,757.16x = 1,440,769,119,458.69
  5. Step 5: Solve for x
    x = 1,440,769,119,458.69/1,487,757.16
  6. Step 6: Final answer
    x = 968,416.86

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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.