Home / 3,160,297.15-4,359,603.36-1,919,577.32

Finding the Fourth Proportional to 3,160,297.15, 4,359,603.36 and 1,919,577.32

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Solution

The fourth proportional to 3,160,297.15, 4,359,603.36 and 1,919,577.32 is: 2,648,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,297.15 : 4,359,603.36 = 1,919,577.32 : x
  2. Step 2: Convert to fraction form
    3,160,297.15/4,359,603.36 = 1,919,577.32/x
  3. Step 3: Cross multiply
    3,160,297.15x = 4,359,603.36 × 1,919,577.32
  4. Step 4: Simplify right side
    3,160,297.15x = 8,368,595,734,051.80
  5. Step 5: Solve for x
    x = 8,368,595,734,051.80/3,160,297.15
  6. Step 6: Final answer
    x = 2,648,040.78

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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.