Home / 1,842,873.21-2,544,461.78-1,292,758.47

Finding the Fourth Proportional to 1,842,873.21, 2,544,461.78 and 1,292,758.47

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Solution

The fourth proportional to 1,842,873.21, 2,544,461.78 and 1,292,758.47 is: 1,784,916.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,873.21 : 2,544,461.78 = 1,292,758.47 : x
  2. Step 2: Convert to fraction form
    1,842,873.21/2,544,461.78 = 1,292,758.47/x
  3. Step 3: Cross multiply
    1,842,873.21x = 2,544,461.78 × 1,292,758.47
  4. Step 4: Simplify right side
    1,842,873.21x = 3,289,374,517,686.28
  5. Step 5: Solve for x
    x = 3,289,374,517,686.28/1,842,873.21
  6. Step 6: Final answer
    x = 1,784,916.35

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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.