Home / 1,813,078.64-2,719,165.80-533,431.46

Finding the Fourth Proportional to 1,813,078.64, 2,719,165.80 and 533,431.46

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Solution

The fourth proportional to 1,813,078.64, 2,719,165.80 and 533,431.46 is: 800,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,078.64 : 2,719,165.80 = 533,431.46 : x
  2. Step 2: Convert to fraction form
    1,813,078.64/2,719,165.80 = 533,431.46/x
  3. Step 3: Cross multiply
    1,813,078.64x = 2,719,165.80 × 533,431.46
  4. Step 4: Simplify right side
    1,813,078.64x = 1,450,488,582,676.07
  5. Step 5: Solve for x
    x = 1,450,488,582,676.07/1,813,078.64
  6. Step 6: Final answer
    x = 800,014.16

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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.