Home / 992,001.11-1,369,068.48-562,235.09

Finding the Fourth Proportional to 992,001.11, 1,369,068.48 and 562,235.09

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Solution

The fourth proportional to 992,001.11, 1,369,068.48 and 562,235.09 is: 775,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,001.11 : 1,369,068.48 = 562,235.09 : x
  2. Step 2: Convert to fraction form
    992,001.11/1,369,068.48 = 562,235.09/x
  3. Step 3: Cross multiply
    992,001.11x = 1,369,068.48 × 562,235.09
  4. Step 4: Simplify right side
    992,001.11x = 769,738,333,223.62
  5. Step 5: Solve for x
    x = 769,738,333,223.62/992,001.11
  6. Step 6: Final answer
    x = 775,945.04

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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.