Home / 1,126,085.76-1,553,996.16-616,798.08

Finding the Fourth Proportional to 1,126,085.76, 1,553,996.16 and 616,798.08

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Solution

The fourth proportional to 1,126,085.76, 1,553,996.16 and 616,798.08 is: 851,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,085.76 : 1,553,996.16 = 616,798.08 : x
  2. Step 2: Convert to fraction form
    1,126,085.76/1,553,996.16 = 616,798.08/x
  3. Step 3: Cross multiply
    1,126,085.76x = 1,553,996.16 × 616,798.08
  4. Step 4: Simplify right side
    1,126,085.76x = 958,501,847,815.37
  5. Step 5: Solve for x
    x = 958,501,847,815.37/1,126,085.76
  6. Step 6: Final answer
    x = 851,180.15

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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.