Home / 3,011,291.79-4,155,593.94-1,634,638.20

Finding the Fourth Proportional to 3,011,291.79, 4,155,593.94 and 1,634,638.20

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Solution

The fourth proportional to 3,011,291.79, 4,155,593.94 and 1,634,638.20 is: 2,255,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,291.79 : 4,155,593.94 = 1,634,638.20 : x
  2. Step 2: Convert to fraction form
    3,011,291.79/4,155,593.94 = 1,634,638.20/x
  3. Step 3: Cross multiply
    3,011,291.79x = 4,155,593.94 × 1,634,638.20
  4. Step 4: Simplify right side
    3,011,291.79x = 6,792,892,598,012.51
  5. Step 5: Solve for x
    x = 6,792,892,598,012.51/3,011,291.79
  6. Step 6: Final answer
    x = 2,255,806.83

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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.