Home / 3,101,903.20-4,653,000.60-972,056.80

Finding the Fourth Proportional to 3,101,903.20, 4,653,000.60 and 972,056.80

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Solution

The fourth proportional to 3,101,903.20, 4,653,000.60 and 972,056.80 is: 1,458,130.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,903.20 : 4,653,000.60 = 972,056.80 : x
  2. Step 2: Convert to fraction form
    3,101,903.20/4,653,000.60 = 972,056.80/x
  3. Step 3: Cross multiply
    3,101,903.20x = 4,653,000.60 × 972,056.80
  4. Step 4: Simplify right side
    3,101,903.20x = 4,522,980,873,634.08
  5. Step 5: Solve for x
    x = 4,522,980,873,634.08/3,101,903.20
  6. Step 6: Final answer
    x = 1,458,130.89

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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.