Home / 1,101,095.98-1,651,808.13-391,064.38

Finding the Fourth Proportional to 1,101,095.98, 1,651,808.13 and 391,064.38

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Solution

The fourth proportional to 1,101,095.98, 1,651,808.13 and 391,064.38 is: 586,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,095.98 : 1,651,808.13 = 391,064.38 : x
  2. Step 2: Convert to fraction form
    1,101,095.98/1,651,808.13 = 391,064.38/x
  3. Step 3: Cross multiply
    1,101,095.98x = 1,651,808.13 × 391,064.38
  4. Step 4: Simplify right side
    1,101,095.98x = 645,963,322,237.41
  5. Step 5: Solve for x
    x = 645,963,322,237.41/1,101,095.98
  6. Step 6: Final answer
    x = 586,654.87

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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.