Home / 1,068,720.24-1,474,970.40-616,014.48

Finding the Fourth Proportional to 1,068,720.24, 1,474,970.40 and 616,014.48

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Solution

The fourth proportional to 1,068,720.24, 1,474,970.40 and 616,014.48 is: 850,178.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,720.24 : 1,474,970.40 = 616,014.48 : x
  2. Step 2: Convert to fraction form
    1,068,720.24/1,474,970.40 = 616,014.48/x
  3. Step 3: Cross multiply
    1,068,720.24x = 1,474,970.40 × 616,014.48
  4. Step 4: Simplify right side
    1,068,720.24x = 908,603,123,971.39
  5. Step 5: Solve for x
    x = 908,603,123,971.39/1,068,720.24
  6. Step 6: Final answer
    x = 850,178.64

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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.