Home / 1,820,576.64-2,731,182.08-622,618.88

Finding the Fourth Proportional to 1,820,576.64, 2,731,182.08 and 622,618.88

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Solution

The fourth proportional to 1,820,576.64, 2,731,182.08 and 622,618.88 is: 934,036.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,576.64 : 2,731,182.08 = 622,618.88 : x
  2. Step 2: Convert to fraction form
    1,820,576.64/2,731,182.08 = 622,618.88/x
  3. Step 3: Cross multiply
    1,820,576.64x = 2,731,182.08 × 622,618.88
  4. Step 4: Simplify right side
    1,820,576.64x = 1,700,485,527,725.67
  5. Step 5: Solve for x
    x = 1,700,485,527,725.67/1,820,576.64
  6. Step 6: Final answer
    x = 934,036.77

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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.