Home / 4,748,369.88-7,122,492.72-1,154,126.46

Finding the Fourth Proportional to 4,748,369.88, 7,122,492.72 and 1,154,126.46

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Solution

The fourth proportional to 4,748,369.88, 7,122,492.72 and 1,154,126.46 is: 1,731,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748,369.88 : 7,122,492.72 = 1,154,126.46 : x
  2. Step 2: Convert to fraction form
    4,748,369.88/7,122,492.72 = 1,154,126.46/x
  3. Step 3: Cross multiply
    4,748,369.88x = 7,122,492.72 × 1,154,126.46
  4. Step 4: Simplify right side
    4,748,369.88x = 8,220,257,309,309.37
  5. Step 5: Solve for x
    x = 8,220,257,309,309.37/4,748,369.88
  6. Step 6: Final answer
    x = 1,731,174.60

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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.