Home / 907,741.60-1,361,612.40-851,754.40

Finding the Fourth Proportional to 907,741.60, 1,361,612.40 and 851,754.40

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Solution

The fourth proportional to 907,741.60, 1,361,612.40 and 851,754.40 is: 1,277,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,741.60 : 1,361,612.40 = 851,754.40 : x
  2. Step 2: Convert to fraction form
    907,741.60/1,361,612.40 = 851,754.40/x
  3. Step 3: Cross multiply
    907,741.60x = 1,361,612.40 × 851,754.40
  4. Step 4: Simplify right side
    907,741.60x = 1,159,759,352,794.56
  5. Step 5: Solve for x
    x = 1,159,759,352,794.56/907,741.60
  6. Step 6: Final answer
    x = 1,277,631.60

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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.