Home / 1,126,111.52-1,553,992.08-616,818.08

Finding the Fourth Proportional to 1,126,111.52, 1,553,992.08 and 616,818.08

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Solution

The fourth proportional to 1,126,111.52, 1,553,992.08 and 616,818.08 is: 851,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,111.52 : 1,553,992.08 = 616,818.08 : x
  2. Step 2: Convert to fraction form
    1,126,111.52/1,553,992.08 = 616,818.08/x
  3. Step 3: Cross multiply
    1,126,111.52x = 1,553,992.08 × 616,818.08
  4. Step 4: Simplify right side
    1,126,111.52x = 958,530,411,120.81
  5. Step 5: Solve for x
    x = 958,530,411,120.81/1,126,111.52
  6. Step 6: Final answer
    x = 851,186.05

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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.