Home / 1,106,740.48-1,528,007.05-903,276.73

Finding the Fourth Proportional to 1,106,740.48, 1,528,007.05 and 903,276.73

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Solution

The fourth proportional to 1,106,740.48, 1,528,007.05 and 903,276.73 is: 1,247,097.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,740.48 : 1,528,007.05 = 903,276.73 : x
  2. Step 2: Convert to fraction form
    1,106,740.48/1,528,007.05 = 903,276.73/x
  3. Step 3: Cross multiply
    1,106,740.48x = 1,528,007.05 × 903,276.73
  4. Step 4: Simplify right side
    1,106,740.48x = 1,380,213,211,647.88
  5. Step 5: Solve for x
    x = 1,380,213,211,647.88/1,106,740.48
  6. Step 6: Final answer
    x = 1,247,097.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.