Home / 1,946,148.96-2,919,235.74-1,276,484.10

Finding the Fourth Proportional to 1,946,148.96, 2,919,235.74 and 1,276,484.10

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Solution

The fourth proportional to 1,946,148.96, 2,919,235.74 and 1,276,484.10 is: 1,914,734.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,148.96 : 2,919,235.74 = 1,276,484.10 : x
  2. Step 2: Convert to fraction form
    1,946,148.96/2,919,235.74 = 1,276,484.10/x
  3. Step 3: Cross multiply
    1,946,148.96x = 2,919,235.74 × 1,276,484.10
  4. Step 4: Simplify right side
    1,946,148.96x = 3,726,358,006,261.73
  5. Step 5: Solve for x
    x = 3,726,358,006,261.73/1,946,148.96
  6. Step 6: Final answer
    x = 1,914,734.22

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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.