Home / 3,977,644.60-5,966,466.90-2,465,990.20

Finding the Fourth Proportional to 3,977,644.60, 5,966,466.90 and 2,465,990.20

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Solution

The fourth proportional to 3,977,644.60, 5,966,466.90 and 2,465,990.20 is: 3,698,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,644.60 : 5,966,466.90 = 2,465,990.20 : x
  2. Step 2: Convert to fraction form
    3,977,644.60/5,966,466.90 = 2,465,990.20/x
  3. Step 3: Cross multiply
    3,977,644.60x = 5,966,466.90 × 2,465,990.20
  4. Step 4: Simplify right side
    3,977,644.60x = 14,713,248,904,024.38
  5. Step 5: Solve for x
    x = 14,713,248,904,024.38/3,977,644.60
  6. Step 6: Final answer
    x = 3,698,985.30

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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.