Home / 1,100,897.16-1,519,237.62-641,923.17

Finding the Fourth Proportional to 1,100,897.16, 1,519,237.62 and 641,923.17

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Solution

The fourth proportional to 1,100,897.16, 1,519,237.62 and 641,923.17 is: 885,853.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,897.16 : 1,519,237.62 = 641,923.17 : x
  2. Step 2: Convert to fraction form
    1,100,897.16/1,519,237.62 = 641,923.17/x
  3. Step 3: Cross multiply
    1,100,897.16x = 1,519,237.62 × 641,923.17
  4. Step 4: Simplify right side
    1,100,897.16x = 975,233,829,013.66
  5. Step 5: Solve for x
    x = 975,233,829,013.66/1,100,897.16
  6. Step 6: Final answer
    x = 885,853.71

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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.