Home / 2,630,104.60-3,942,435.30-1,429,490.20

Finding the Fourth Proportional to 2,630,104.60, 3,942,435.30 and 1,429,490.20

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Solution

The fourth proportional to 2,630,104.60, 3,942,435.30 and 1,429,490.20 is: 2,142,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,104.60 : 3,942,435.30 = 1,429,490.20 : x
  2. Step 2: Convert to fraction form
    2,630,104.60/3,942,435.30 = 1,429,490.20/x
  3. Step 3: Cross multiply
    2,630,104.60x = 3,942,435.30 × 1,429,490.20
  4. Step 4: Simplify right side
    2,630,104.60x = 5,635,672,625,484.06
  5. Step 5: Solve for x
    x = 5,635,672,625,484.06/2,630,104.60
  6. Step 6: Final answer
    x = 2,142,756.08

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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.