Home / 3,150,700.90-4,726,051.35-1,021,000.30

Finding the Fourth Proportional to 3,150,700.90, 4,726,051.35 and 1,021,000.30

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Solution

The fourth proportional to 3,150,700.90, 4,726,051.35 and 1,021,000.30 is: 1,531,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,700.90 : 4,726,051.35 = 1,021,000.30 : x
  2. Step 2: Convert to fraction form
    3,150,700.90/4,726,051.35 = 1,021,000.30/x
  3. Step 3: Cross multiply
    3,150,700.90x = 4,726,051.35 × 1,021,000.30
  4. Step 4: Simplify right side
    3,150,700.90x = 4,825,299,846,165.41
  5. Step 5: Solve for x
    x = 4,825,299,846,165.41/3,150,700.90
  6. Step 6: Final answer
    x = 1,531,500.45

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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.