Home / 2,068,594.40-3,102,891.60-1,430,865.20

Finding the Fourth Proportional to 2,068,594.40, 3,102,891.60 and 1,430,865.20

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Solution

The fourth proportional to 2,068,594.40, 3,102,891.60 and 1,430,865.20 is: 2,146,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,594.40 : 3,102,891.60 = 1,430,865.20 : x
  2. Step 2: Convert to fraction form
    2,068,594.40/3,102,891.60 = 1,430,865.20/x
  3. Step 3: Cross multiply
    2,068,594.40x = 3,102,891.60 × 1,430,865.20
  4. Step 4: Simplify right side
    2,068,594.40x = 4,439,819,609,812.32
  5. Step 5: Solve for x
    x = 4,439,819,609,812.32/2,068,594.40
  6. Step 6: Final answer
    x = 2,146,297.80

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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.