Home / 1,009,539.18-1,393,164.08-550,653.73

Finding the Fourth Proportional to 1,009,539.18, 1,393,164.08 and 550,653.73

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Solution

The fourth proportional to 1,009,539.18, 1,393,164.08 and 550,653.73 is: 759,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,539.18 : 1,393,164.08 = 550,653.73 : x
  2. Step 2: Convert to fraction form
    1,009,539.18/1,393,164.08 = 550,653.73/x
  3. Step 3: Cross multiply
    1,009,539.18x = 1,393,164.08 × 550,653.73
  4. Step 4: Simplify right side
    1,009,539.18x = 767,150,992,982.79
  5. Step 5: Solve for x
    x = 767,150,992,982.79/1,009,539.18
  6. Step 6: Final answer
    x = 759,902.15

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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.