Home / 3,461,985.12-4,777,289.17-1,913,228.27

Finding the Fourth Proportional to 3,461,985.12, 4,777,289.17 and 1,913,228.27

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Solution

The fourth proportional to 3,461,985.12, 4,777,289.17 and 1,913,228.27 is: 2,640,116.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461,985.12 : 4,777,289.17 = 1,913,228.27 : x
  2. Step 2: Convert to fraction form
    3,461,985.12/4,777,289.17 = 1,913,228.27/x
  3. Step 3: Cross multiply
    3,461,985.12x = 4,777,289.17 × 1,913,228.27
  4. Step 4: Simplify right side
    3,461,985.12x = 9,140,044,694,008.84
  5. Step 5: Solve for x
    x = 9,140,044,694,008.84/3,461,985.12
  6. Step 6: Final answer
    x = 2,640,116.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.