Home / 3,211,430.43-4,817,340.24-1,292,334.30

Finding the Fourth Proportional to 3,211,430.43, 4,817,340.24 and 1,292,334.30

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Solution

The fourth proportional to 3,211,430.43, 4,817,340.24 and 1,292,334.30 is: 1,938,579.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,430.43 : 4,817,340.24 = 1,292,334.30 : x
  2. Step 2: Convert to fraction form
    3,211,430.43/4,817,340.24 = 1,292,334.30/x
  3. Step 3: Cross multiply
    3,211,430.43x = 4,817,340.24 × 1,292,334.30
  4. Step 4: Simplify right side
    3,211,430.43x = 6,225,614,026,922.23
  5. Step 5: Solve for x
    x = 6,225,614,026,922.23/3,211,430.43
  6. Step 6: Final answer
    x = 1,938,579.76

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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.