Home / 2,912,384.60-4,370,545.20-1,019,142.44

Finding the Fourth Proportional to 2,912,384.60, 4,370,545.20 and 1,019,142.44

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Solution

The fourth proportional to 2,912,384.60, 4,370,545.20 and 1,019,142.44 is: 1,529,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,384.60 : 4,370,545.20 = 1,019,142.44 : x
  2. Step 2: Convert to fraction form
    2,912,384.60/4,370,545.20 = 1,019,142.44/x
  3. Step 3: Cross multiply
    2,912,384.60x = 4,370,545.20 × 1,019,142.44
  4. Step 4: Simplify right side
    2,912,384.60x = 4,454,208,099,258.29
  5. Step 5: Solve for x
    x = 4,454,208,099,258.29/2,912,384.60
  6. Step 6: Final answer
    x = 1,529,402.44

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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.