Home / 1,094,059.28-1,508,611.56-711,376.40

Finding the Fourth Proportional to 1,094,059.28, 1,508,611.56 and 711,376.40

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Solution

The fourth proportional to 1,094,059.28, 1,508,611.56 and 711,376.40 is: 980,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,059.28 : 1,508,611.56 = 711,376.40 : x
  2. Step 2: Convert to fraction form
    1,094,059.28/1,508,611.56 = 711,376.40/x
  3. Step 3: Cross multiply
    1,094,059.28x = 1,508,611.56 × 711,376.40
  4. Step 4: Simplify right side
    1,094,059.28x = 1,073,190,660,551.18
  5. Step 5: Solve for x
    x = 1,073,190,660,551.18/1,094,059.28
  6. Step 6: Final answer
    x = 980,925.51

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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.