Home / 1,186,098.89-1,637,111.72-677,096.51

Finding the Fourth Proportional to 1,186,098.89, 1,637,111.72 and 677,096.51

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Solution

The fourth proportional to 1,186,098.89, 1,637,111.72 and 677,096.51 is: 934,561.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,098.89 : 1,637,111.72 = 677,096.51 : x
  2. Step 2: Convert to fraction form
    1,186,098.89/1,637,111.72 = 677,096.51/x
  3. Step 3: Cross multiply
    1,186,098.89x = 1,637,111.72 × 677,096.51
  4. Step 4: Simplify right side
    1,186,098.89x = 1,108,482,625,599.28
  5. Step 5: Solve for x
    x = 1,108,482,625,599.28/1,186,098.89
  6. Step 6: Final answer
    x = 934,561.73

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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.