Home / 4,972,995.20-7,459,492.80-3,977,667.20

Finding the Fourth Proportional to 4,972,995.20, 7,459,492.80 and 3,977,667.20

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Solution

The fourth proportional to 4,972,995.20, 7,459,492.80 and 3,977,667.20 is: 5,966,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972,995.20 : 7,459,492.80 = 3,977,667.20 : x
  2. Step 2: Convert to fraction form
    4,972,995.20/7,459,492.80 = 3,977,667.20/x
  3. Step 3: Cross multiply
    4,972,995.20x = 7,459,492.80 × 3,977,667.20
  4. Step 4: Simplify right side
    4,972,995.20x = 29,671,379,839,196.16
  5. Step 5: Solve for x
    x = 29,671,379,839,196.16/4,972,995.20
  6. Step 6: Final answer
    x = 5,966,500.80

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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.