Home / 1,862,479.20-2,567,769.88-1,216,777.44

Finding the Fourth Proportional to 1,862,479.20, 2,567,769.88 and 1,216,777.44

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Solution

The fourth proportional to 1,862,479.20, 2,567,769.88 and 1,216,777.44 is: 1,677,551.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,479.20 : 2,567,769.88 = 1,216,777.44 : x
  2. Step 2: Convert to fraction form
    1,862,479.20/2,567,769.88 = 1,216,777.44/x
  3. Step 3: Cross multiply
    1,862,479.20x = 2,567,769.88 × 1,216,777.44
  4. Step 4: Simplify right side
    1,862,479.20x = 3,124,404,461,095.51
  5. Step 5: Solve for x
    x = 3,124,404,461,095.51/1,862,479.20
  6. Step 6: Final answer
    x = 1,677,551.33

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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.