Home / 1,725,178.72-2,587,794.92-510,878.18

Finding the Fourth Proportional to 1,725,178.72, 2,587,794.92 and 510,878.18

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Solution

The fourth proportional to 1,725,178.72, 2,587,794.92 and 510,878.18 is: 766,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,178.72 : 2,587,794.92 = 510,878.18 : x
  2. Step 2: Convert to fraction form
    1,725,178.72/2,587,794.92 = 510,878.18/x
  3. Step 3: Cross multiply
    1,725,178.72x = 2,587,794.92 × 510,878.18
  4. Step 4: Simplify right side
    1,725,178.72x = 1,322,047,962,857.94
  5. Step 5: Solve for x
    x = 1,322,047,962,857.94/1,725,178.72
  6. Step 6: Final answer
    x = 766,325.22

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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.