Home / 1,115,225.52-1,539,007.20-605,923.44

Finding the Fourth Proportional to 1,115,225.52, 1,539,007.20 and 605,923.44

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Solution

The fourth proportional to 1,115,225.52, 1,539,007.20 and 605,923.44 is: 836,172.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,225.52 : 1,539,007.20 = 605,923.44 : x
  2. Step 2: Convert to fraction form
    1,115,225.52/1,539,007.20 = 605,923.44/x
  3. Step 3: Cross multiply
    1,115,225.52x = 1,539,007.20 × 605,923.44
  4. Step 4: Simplify right side
    1,115,225.52x = 932,520,536,808.77
  5. Step 5: Solve for x
    x = 932,520,536,808.77/1,115,225.52
  6. Step 6: Final answer
    x = 836,172.16

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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.