Home / 1,216,372.46-1,824,856.22-857,244.02

Finding the Fourth Proportional to 1,216,372.46, 1,824,856.22 and 857,244.02

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Solution

The fourth proportional to 1,216,372.46, 1,824,856.22 and 857,244.02 is: 1,286,075.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,372.46 : 1,824,856.22 = 857,244.02 : x
  2. Step 2: Convert to fraction form
    1,216,372.46/1,824,856.22 = 857,244.02/x
  3. Step 3: Cross multiply
    1,216,372.46x = 1,824,856.22 × 857,244.02
  4. Step 4: Simplify right side
    1,216,372.46x = 1,564,347,074,973.63
  5. Step 5: Solve for x
    x = 1,564,347,074,973.63/1,216,372.46
  6. Step 6: Final answer
    x = 1,286,075.72

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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.