Home / 1,175,748.30-1,760,998.05-907,403.40

Finding the Fourth Proportional to 1,175,748.30, 1,760,998.05 and 907,403.40

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Solution

The fourth proportional to 1,175,748.30, 1,760,998.05 and 907,403.40 is: 1,359,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,748.30 : 1,760,998.05 = 907,403.40 : x
  2. Step 2: Convert to fraction form
    1,175,748.30/1,760,998.05 = 907,403.40/x
  3. Step 3: Cross multiply
    1,175,748.30x = 1,760,998.05 × 907,403.40
  4. Step 4: Simplify right side
    1,175,748.30x = 1,597,935,617,963.37
  5. Step 5: Solve for x
    x = 1,597,935,617,963.37/1,175,748.30
  6. Step 6: Final answer
    x = 1,359,079.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.