Home / 1,266,742.60-1,900,893.78-498,105.05

Finding the Fourth Proportional to 1,266,742.60, 1,900,893.78 and 498,105.05

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Solution

The fourth proportional to 1,266,742.60, 1,900,893.78 and 498,105.05 is: 747,464.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,742.60 : 1,900,893.78 = 498,105.05 : x
  2. Step 2: Convert to fraction form
    1,266,742.60/1,900,893.78 = 498,105.05/x
  3. Step 3: Cross multiply
    1,266,742.60x = 1,900,893.78 × 498,105.05
  4. Step 4: Simplify right side
    1,266,742.60x = 946,844,791,331.59
  5. Step 5: Solve for x
    x = 946,844,791,331.59/1,266,742.60
  6. Step 6: Final answer
    x = 747,464.24

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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.