Home / 2,785,543.18-3,842,634.80-1,819,239.10

Finding the Fourth Proportional to 2,785,543.18, 3,842,634.80 and 1,819,239.10

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Solution

The fourth proportional to 2,785,543.18, 3,842,634.80 and 1,819,239.10 is: 2,509,625.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,543.18 : 3,842,634.80 = 1,819,239.10 : x
  2. Step 2: Convert to fraction form
    2,785,543.18/3,842,634.80 = 1,819,239.10/x
  3. Step 3: Cross multiply
    2,785,543.18x = 3,842,634.80 × 1,819,239.10
  4. Step 4: Simplify right side
    2,785,543.18x = 6,990,671,475,180.68
  5. Step 5: Solve for x
    x = 6,990,671,475,180.68/2,785,543.18
  6. Step 6: Final answer
    x = 2,509,625.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.