Home / 2,785,999.58-4,178,298-1,079,557.29

Finding the Fourth Proportional to 2,785,999.58, 4,178,298 and 1,079,557.29

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Solution

The fourth proportional to 2,785,999.58, 4,178,298 and 1,079,557.29 is: 1,619,064.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,999.58 : 4,178,298 = 1,079,557.29 : x
  2. Step 2: Convert to fraction form
    2,785,999.58/4,178,298 = 1,079,557.29/x
  3. Step 3: Cross multiply
    2,785,999.58x = 4,178,298 × 1,079,557.29
  4. Step 4: Simplify right side
    2,785,999.58x = 4,510,712,044,800.93
  5. Step 5: Solve for x
    x = 4,510,712,044,800.93/2,785,999.58
  6. Step 6: Final answer
    x = 1,619,064.15

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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.