Home / 1,435,654.40-2,150,889.60-836,124.80

Finding the Fourth Proportional to 1,435,654.40, 2,150,889.60 and 836,124.80

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Solution

The fourth proportional to 1,435,654.40, 2,150,889.60 and 836,124.80 is: 1,252,677.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,654.40 : 2,150,889.60 = 836,124.80 : x
  2. Step 2: Convert to fraction form
    1,435,654.40/2,150,889.60 = 836,124.80/x
  3. Step 3: Cross multiply
    1,435,654.40x = 2,150,889.60 × 836,124.80
  4. Step 4: Simplify right side
    1,435,654.40x = 1,798,412,136,622.08
  5. Step 5: Solve for x
    x = 1,798,412,136,622.08/1,435,654.40
  6. Step 6: Final answer
    x = 1,252,677.62

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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.