Home / 2,842,799.22-4,262,931.77-820,562.36

Finding the Fourth Proportional to 2,842,799.22, 4,262,931.77 and 820,562.36

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Solution

The fourth proportional to 2,842,799.22, 4,262,931.77 and 820,562.36 is: 1,230,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,799.22 : 4,262,931.77 = 820,562.36 : x
  2. Step 2: Convert to fraction form
    2,842,799.22/4,262,931.77 = 820,562.36/x
  3. Step 3: Cross multiply
    2,842,799.22x = 4,262,931.77 × 820,562.36
  4. Step 4: Simplify right side
    2,842,799.22x = 3,498,001,328,292.71
  5. Step 5: Solve for x
    x = 3,498,001,328,292.71/2,842,799.22
  6. Step 6: Final answer
    x = 1,230,477.80

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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.