Home / 3,977,611.60-5,966,417.40-1,452,938.80

Finding the Fourth Proportional to 3,977,611.60, 5,966,417.40 and 1,452,938.80

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Solution

The fourth proportional to 3,977,611.60, 5,966,417.40 and 1,452,938.80 is: 2,179,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,611.60 : 5,966,417.40 = 1,452,938.80 : x
  2. Step 2: Convert to fraction form
    3,977,611.60/5,966,417.40 = 1,452,938.80/x
  3. Step 3: Cross multiply
    3,977,611.60x = 5,966,417.40 × 1,452,938.80
  4. Step 4: Simplify right side
    3,977,611.60x = 8,668,839,337,455.12
  5. Step 5: Solve for x
    x = 8,668,839,337,455.12/3,977,611.60
  6. Step 6: Final answer
    x = 2,179,408.20

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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.