Home / 1,125,744.96-1,553,512.32-616,447.20

Finding the Fourth Proportional to 1,125,744.96, 1,553,512.32 and 616,447.20

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Solution

The fourth proportional to 1,125,744.96, 1,553,512.32 and 616,447.20 is: 850,688.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,744.96 : 1,553,512.32 = 616,447.20 : x
  2. Step 2: Convert to fraction form
    1,125,744.96/1,553,512.32 = 616,447.20/x
  3. Step 3: Cross multiply
    1,125,744.96x = 1,553,512.32 × 616,447.20
  4. Step 4: Simplify right side
    1,125,744.96x = 957,658,319,829.50
  5. Step 5: Solve for x
    x = 957,658,319,829.50/1,125,744.96
  6. Step 6: Final answer
    x = 850,688.53

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1.5x scale

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.