Home / 1,637,089.68-2,258,883.96-911,919.36

Finding the Fourth Proportional to 1,637,089.68, 2,258,883.96 and 911,919.36

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Solution

The fourth proportional to 1,637,089.68, 2,258,883.96 and 911,919.36 is: 1,258,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,089.68 : 2,258,883.96 = 911,919.36 : x
  2. Step 2: Convert to fraction form
    1,637,089.68/2,258,883.96 = 911,919.36/x
  3. Step 3: Cross multiply
    1,637,089.68x = 2,258,883.96 × 911,919.36
  4. Step 4: Simplify right side
    1,637,089.68x = 2,059,920,015,117.47
  5. Step 5: Solve for x
    x = 2,059,920,015,117.47/1,637,089.68
  6. Step 6: Final answer
    x = 1,258,281.72

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