Home / 1,951,661.70-2,934,490.95-1,643,732.10

Finding the Fourth Proportional to 1,951,661.70, 2,934,490.95 and 1,643,732.10

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Solution

The fourth proportional to 1,951,661.70, 2,934,490.95 and 1,643,732.10 is: 2,471,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,661.70 : 2,934,490.95 = 1,643,732.10 : x
  2. Step 2: Convert to fraction form
    1,951,661.70/2,934,490.95 = 1,643,732.10/x
  3. Step 3: Cross multiply
    1,951,661.70x = 2,934,490.95 × 1,643,732.10
  4. Step 4: Simplify right side
    1,951,661.70x = 4,823,516,971,674.50
  5. Step 5: Solve for x
    x = 4,823,516,971,674.50/1,951,661.70
  6. Step 6: Final answer
    x = 2,471,492.36

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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.