Home / 1,186,099.89-1,637,113.10-677,097.51

Finding the Fourth Proportional to 1,186,099.89, 1,637,113.10 and 677,097.51

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Solution

The fourth proportional to 1,186,099.89, 1,637,113.10 and 677,097.51 is: 934,563.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,099.89 : 1,637,113.10 = 677,097.51 : x
  2. Step 2: Convert to fraction form
    1,186,099.89/1,637,113.10 = 677,097.51/x
  3. Step 3: Cross multiply
    1,186,099.89x = 1,637,113.10 × 677,097.51
  4. Step 4: Simplify right side
    1,186,099.89x = 1,108,485,203,598.38
  5. Step 5: Solve for x
    x = 1,108,485,203,598.38/1,186,099.89
  6. Step 6: Final answer
    x = 934,563.11

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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.