Home / 1,001,699.72-1,503,042.86-469,128.77

Finding the Fourth Proportional to 1,001,699.72, 1,503,042.86 and 469,128.77

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Solution

The fourth proportional to 1,001,699.72, 1,503,042.86 and 469,128.77 is: 703,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,699.72 : 1,503,042.86 = 469,128.77 : x
  2. Step 2: Convert to fraction form
    1,001,699.72/1,503,042.86 = 469,128.77/x
  3. Step 3: Cross multiply
    1,001,699.72x = 1,503,042.86 × 469,128.77
  4. Step 4: Simplify right side
    1,001,699.72x = 705,120,638,308.22
  5. Step 5: Solve for x
    x = 705,120,638,308.22/1,001,699.72
  6. Step 6: Final answer
    x = 703,924.17

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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.