Home / 1,006,972.40-1,512,208.20-534,580.40

Finding the Fourth Proportional to 1,006,972.40, 1,512,208.20 and 534,580.40

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Solution

The fourth proportional to 1,006,972.40, 1,512,208.20 and 534,580.40 is: 802,799.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,972.40 : 1,512,208.20 = 534,580.40 : x
  2. Step 2: Convert to fraction form
    1,006,972.40/1,512,208.20 = 534,580.40/x
  3. Step 3: Cross multiply
    1,006,972.40x = 1,512,208.20 × 534,580.40
  4. Step 4: Simplify right side
    1,006,972.40x = 808,396,864,439.28
  5. Step 5: Solve for x
    x = 808,396,864,439.28/1,006,972.40
  6. Step 6: Final answer
    x = 802,799.43

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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.