Home / 1,076,063.45-1,484,919.68-616,848.80

Finding the Fourth Proportional to 1,076,063.45, 1,484,919.68 and 616,848.80

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Solution

The fourth proportional to 1,076,063.45, 1,484,919.68 and 616,848.80 is: 851,223.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,063.45 : 1,484,919.68 = 616,848.80 : x
  2. Step 2: Convert to fraction form
    1,076,063.45/1,484,919.68 = 616,848.80/x
  3. Step 3: Cross multiply
    1,076,063.45x = 1,484,919.68 × 616,848.80
  4. Step 4: Simplify right side
    1,076,063.45x = 915,970,912,195.54
  5. Step 5: Solve for x
    x = 915,970,912,195.54/1,076,063.45
  6. Step 6: Final answer
    x = 851,223.89

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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.