Home / 1,100,115.64-1,518,223.44-616,836.34

Finding the Fourth Proportional to 1,100,115.64, 1,518,223.44 and 616,836.34

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Solution

The fourth proportional to 1,100,115.64, 1,518,223.44 and 616,836.34 is: 851,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,115.64 : 1,518,223.44 = 616,836.34 : x
  2. Step 2: Convert to fraction form
    1,100,115.64/1,518,223.44 = 616,836.34/x
  3. Step 3: Cross multiply
    1,100,115.64x = 1,518,223.44 × 616,836.34
  4. Step 4: Simplify right side
    1,100,115.64x = 936,495,390,031.81
  5. Step 5: Solve for x
    x = 936,495,390,031.81/1,100,115.64
  6. Step 6: Final answer
    x = 851,269.95

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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.