Home / 1,362,562.64-1,880,246.43-818,375.06

Finding the Fourth Proportional to 1,362,562.64, 1,880,246.43 and 818,375.06

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Solution

The fourth proportional to 1,362,562.64, 1,880,246.43 and 818,375.06 is: 1,129,303.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,562.64 : 1,880,246.43 = 818,375.06 : x
  2. Step 2: Convert to fraction form
    1,362,562.64/1,880,246.43 = 818,375.06/x
  3. Step 3: Cross multiply
    1,362,562.64x = 1,880,246.43 × 818,375.06
  4. Step 4: Simplify right side
    1,362,562.64x = 1,538,746,784,966.04
  5. Step 5: Solve for x
    x = 1,538,746,784,966.04/1,362,562.64
  6. Step 6: Final answer
    x = 1,129,303.52

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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.