Home / 3,931,968.70-5,886,638.97-3,521,681.02

Finding the Fourth Proportional to 3,931,968.70, 5,886,638.97 and 3,521,681.02

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Solution

The fourth proportional to 3,931,968.70, 5,886,638.97 and 3,521,681.02 is: 5,272,388.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,968.70 : 5,886,638.97 = 3,521,681.02 : x
  2. Step 2: Convert to fraction form
    3,931,968.70/5,886,638.97 = 3,521,681.02/x
  3. Step 3: Cross multiply
    3,931,968.70x = 5,886,638.97 × 3,521,681.02
  4. Step 4: Simplify right side
    3,931,968.70x = 20,730,864,732,241.35
  5. Step 5: Solve for x
    x = 20,730,864,732,241.35/3,931,968.70
  6. Step 6: Final answer
    x = 5,272,388.04

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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.