Home / 1,615,087.48-2,228,802.90-917,363.56

Finding the Fourth Proportional to 1,615,087.48, 2,228,802.90 and 917,363.56

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Solution

The fourth proportional to 1,615,087.48, 2,228,802.90 and 917,363.56 is: 1,265,951.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,087.48 : 2,228,802.90 = 917,363.56 : x
  2. Step 2: Convert to fraction form
    1,615,087.48/2,228,802.90 = 917,363.56/x
  3. Step 3: Cross multiply
    1,615,087.48x = 2,228,802.90 × 917,363.56
  4. Step 4: Simplify right side
    1,615,087.48x = 2,044,622,562,882.32
  5. Step 5: Solve for x
    x = 2,044,622,562,882.32/1,615,087.48
  6. Step 6: Final answer
    x = 1,265,951.59

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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.