Home / 1,939,039.74-2,903,091.30-1,026,154.50

Finding the Fourth Proportional to 1,939,039.74, 2,903,091.30 and 1,026,154.50

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Solution

The fourth proportional to 1,939,039.74, 2,903,091.30 and 1,026,154.50 is: 1,536,337.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,039.74 : 2,903,091.30 = 1,026,154.50 : x
  2. Step 2: Convert to fraction form
    1,939,039.74/2,903,091.30 = 1,026,154.50/x
  3. Step 3: Cross multiply
    1,939,039.74x = 2,903,091.30 × 1,026,154.50
  4. Step 4: Simplify right side
    1,939,039.74x = 2,979,020,201,405.85
  5. Step 5: Solve for x
    x = 2,979,020,201,405.85/1,939,039.74
  6. Step 6: Final answer
    x = 1,536,337.88

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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.