Home / 1,231,799.51-1,687,537.18-1,185,746.07

Finding the Fourth Proportional to 1,231,799.51, 1,687,537.18 and 1,185,746.07

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Solution

The fourth proportional to 1,231,799.51, 1,687,537.18 and 1,185,746.07 is: 1,624,445.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,799.51 : 1,687,537.18 = 1,185,746.07 : x
  2. Step 2: Convert to fraction form
    1,231,799.51/1,687,537.18 = 1,185,746.07/x
  3. Step 3: Cross multiply
    1,231,799.51x = 1,687,537.18 × 1,185,746.07
  4. Step 4: Simplify right side
    1,231,799.51x = 2,000,990,564,797.47
  5. Step 5: Solve for x
    x = 2,000,990,564,797.47/1,231,799.51
  6. Step 6: Final answer
    x = 1,624,445.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.