Home / 5,273,135.60-7,909,703.40-1,284,047.60

Finding the Fourth Proportional to 5,273,135.60, 7,909,703.40 and 1,284,047.60

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Solution

The fourth proportional to 5,273,135.60, 7,909,703.40 and 1,284,047.60 is: 1,926,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273,135.60 : 7,909,703.40 = 1,284,047.60 : x
  2. Step 2: Convert to fraction form
    5,273,135.60/7,909,703.40 = 1,284,047.60/x
  3. Step 3: Cross multiply
    5,273,135.60x = 7,909,703.40 × 1,284,047.60
  4. Step 4: Simplify right side
    5,273,135.60x = 10,156,435,667,481.84
  5. Step 5: Solve for x
    x = 10,156,435,667,481.84/5,273,135.60
  6. Step 6: Final answer
    x = 1,926,071.40

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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.