Home / 1,392,253.54-2,088,382.10-381,384.38

Finding the Fourth Proportional to 1,392,253.54, 2,088,382.10 and 381,384.38

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Solution

The fourth proportional to 1,392,253.54, 2,088,382.10 and 381,384.38 is: 572,077.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,253.54 : 2,088,382.10 = 381,384.38 : x
  2. Step 2: Convert to fraction form
    1,392,253.54/2,088,382.10 = 381,384.38/x
  3. Step 3: Cross multiply
    1,392,253.54x = 2,088,382.10 × 381,384.38
  4. Step 4: Simplify right side
    1,392,253.54x = 796,476,312,411.60
  5. Step 5: Solve for x
    x = 796,476,312,411.60/1,392,253.54
  6. Step 6: Final answer
    x = 572,077.06

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1.5x scale

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.