Home / 3,946,977.77-5,920,678.60-1,251,513.18

Finding the Fourth Proportional to 3,946,977.77, 5,920,678.60 and 1,251,513.18

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Solution

The fourth proportional to 3,946,977.77, 5,920,678.60 and 1,251,513.18 is: 1,877,336.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946,977.77 : 5,920,678.60 = 1,251,513.18 : x
  2. Step 2: Convert to fraction form
    3,946,977.77/5,920,678.60 = 1,251,513.18/x
  3. Step 3: Cross multiply
    3,946,977.77x = 5,920,678.60 × 1,251,513.18
  4. Step 4: Simplify right side
    3,946,977.77x = 7,409,807,299,315.17
  5. Step 5: Solve for x
    x = 7,409,807,299,315.17/3,946,977.77
  6. Step 6: Final answer
    x = 1,877,336.97

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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.