Home / 3,776,339.60-5,663,722.20-1,381,312.40

Finding the Fourth Proportional to 3,776,339.60, 5,663,722.20 and 1,381,312.40

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Solution

The fourth proportional to 3,776,339.60, 5,663,722.20 and 1,381,312.40 is: 2,071,680.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,339.60 : 5,663,722.20 = 1,381,312.40 : x
  2. Step 2: Convert to fraction form
    3,776,339.60/5,663,722.20 = 1,381,312.40/x
  3. Step 3: Cross multiply
    3,776,339.60x = 5,663,722.20 × 1,381,312.40
  4. Step 4: Simplify right side
    3,776,339.60x = 7,823,369,705,015.28
  5. Step 5: Solve for x
    x = 7,823,369,705,015.28/3,776,339.60
  6. Step 6: Final answer
    x = 2,071,680.66

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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.