Home / 1,813,439.40-2,720,060.68-551,168.61

Finding the Fourth Proportional to 1,813,439.40, 2,720,060.68 and 551,168.61

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Solution

The fourth proportional to 1,813,439.40, 2,720,060.68 and 551,168.61 is: 826,723.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,439.40 : 2,720,060.68 = 551,168.61 : x
  2. Step 2: Convert to fraction form
    1,813,439.40/2,720,060.68 = 551,168.61/x
  3. Step 3: Cross multiply
    1,813,439.40x = 2,720,060.68 × 551,168.61
  4. Step 4: Simplify right side
    1,813,439.40x = 1,499,212,064,111.26
  5. Step 5: Solve for x
    x = 1,499,212,064,111.26/1,813,439.40
  6. Step 6: Final answer
    x = 826,723.00

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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.