Home / 1,167,423.36-1,610,974.80-677,355

Finding the Fourth Proportional to 1,167,423.36, 1,610,974.80 and 677,355

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Solution

The fourth proportional to 1,167,423.36, 1,610,974.80 and 677,355 is: 934,709.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,423.36 : 1,610,974.80 = 677,355 : x
  2. Step 2: Convert to fraction form
    1,167,423.36/1,610,974.80 = 677,355/x
  3. Step 3: Cross multiply
    1,167,423.36x = 1,610,974.80 × 677,355
  4. Step 4: Simplify right side
    1,167,423.36x = 1,091,201,835,654
  5. Step 5: Solve for x
    x = 1,091,201,835,654/1,167,423.36
  6. Step 6: Final answer
    x = 934,709.61

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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.