Home / 1,637,468.64-2,456,676.63-677,746.80

Finding the Fourth Proportional to 1,637,468.64, 2,456,676.63 and 677,746.80

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Solution

The fourth proportional to 1,637,468.64, 2,456,676.63 and 677,746.80 is: 1,016,816.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,468.64 : 2,456,676.63 = 677,746.80 : x
  2. Step 2: Convert to fraction form
    1,637,468.64/2,456,676.63 = 677,746.80/x
  3. Step 3: Cross multiply
    1,637,468.64x = 2,456,676.63 × 677,746.80
  4. Step 4: Simplify right side
    1,637,468.64x = 1,665,004,724,617.28
  5. Step 5: Solve for x
    x = 1,665,004,724,617.28/1,637,468.64
  6. Step 6: Final answer
    x = 1,016,816.25

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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.