Home / 1,261,467.64-1,740,862.74-688,544.92

Finding the Fourth Proportional to 1,261,467.64, 1,740,862.74 and 688,544.92

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Solution

The fourth proportional to 1,261,467.64, 1,740,862.74 and 688,544.92 is: 950,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,467.64 : 1,740,862.74 = 688,544.92 : x
  2. Step 2: Convert to fraction form
    1,261,467.64/1,740,862.74 = 688,544.92/x
  3. Step 3: Cross multiply
    1,261,467.64x = 1,740,862.74 × 688,544.92
  4. Step 4: Simplify right side
    1,261,467.64x = 1,198,662,196,044.28
  5. Step 5: Solve for x
    x = 1,198,662,196,044.28/1,261,467.64
  6. Step 6: Final answer
    x = 950,212.40

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