Home / 1,758,748.39-2,638,168.01-479,366.35

Finding the Fourth Proportional to 1,758,748.39, 2,638,168.01 and 479,366.35

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Solution

The fourth proportional to 1,758,748.39, 2,638,168.01 and 479,366.35 is: 719,061.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,748.39 : 2,638,168.01 = 479,366.35 : x
  2. Step 2: Convert to fraction form
    1,758,748.39/2,638,168.01 = 479,366.35/x
  3. Step 3: Cross multiply
    1,758,748.39x = 2,638,168.01 × 479,366.35
  4. Step 4: Simplify right side
    1,758,748.39x = 1,264,648,967,243.63
  5. Step 5: Solve for x
    x = 1,264,648,967,243.63/1,758,748.39
  6. Step 6: Final answer
    x = 719,061.90

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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.