Home / 2,946,983.74-4,420,476.81-1,325,859.64

Finding the Fourth Proportional to 2,946,983.74, 4,420,476.81 and 1,325,859.64

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Solution

The fourth proportional to 2,946,983.74, 4,420,476.81 and 1,325,859.64 is: 1,988,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,983.74 : 4,420,476.81 = 1,325,859.64 : x
  2. Step 2: Convert to fraction form
    2,946,983.74/4,420,476.81 = 1,325,859.64/x
  3. Step 3: Cross multiply
    2,946,983.74x = 4,420,476.81 × 1,325,859.64
  4. Step 4: Simplify right side
    2,946,983.74x = 5,860,931,791,934.95
  5. Step 5: Solve for x
    x = 5,860,931,791,934.95/2,946,983.74
  6. Step 6: Final answer
    x = 1,988,790.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.