Home / 2,912,265.20-4,367,231.40-1,018,031.60

Finding the Fourth Proportional to 2,912,265.20, 4,367,231.40 and 1,018,031.60

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Solution

The fourth proportional to 2,912,265.20, 4,367,231.40 and 1,018,031.60 is: 1,526,639.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,265.20 : 4,367,231.40 = 1,018,031.60 : x
  2. Step 2: Convert to fraction form
    2,912,265.20/4,367,231.40 = 1,018,031.60/x
  3. Step 3: Cross multiply
    2,912,265.20x = 4,367,231.40 × 1,018,031.60
  4. Step 4: Simplify right side
    2,912,265.20x = 4,445,979,569,712.24
  5. Step 5: Solve for x
    x = 4,445,979,569,712.24/2,912,265.20
  6. Step 6: Final answer
    x = 1,526,639.67

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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.