Home / 1,274,498.77-1,911,748.17-475,842.59

Finding the Fourth Proportional to 1,274,498.77, 1,911,748.17 and 475,842.59

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Solution

The fourth proportional to 1,274,498.77, 1,911,748.17 and 475,842.59 is: 713,763.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,498.77 : 1,911,748.17 = 475,842.59 : x
  2. Step 2: Convert to fraction form
    1,274,498.77/1,911,748.17 = 475,842.59/x
  3. Step 3: Cross multiply
    1,274,498.77x = 1,911,748.17 × 475,842.59
  4. Step 4: Simplify right side
    1,274,498.77x = 909,691,194,001.15
  5. Step 5: Solve for x
    x = 909,691,194,001.15/1,274,498.77
  6. Step 6: Final answer
    x = 713,763.89

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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.