Home / 1,117,505.28-1,542,152.88-608,211.84

Finding the Fourth Proportional to 1,117,505.28, 1,542,152.88 and 608,211.84

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Solution

The fourth proportional to 1,117,505.28, 1,542,152.88 and 608,211.84 is: 839,329.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,505.28 : 1,542,152.88 = 608,211.84 : x
  2. Step 2: Convert to fraction form
    1,117,505.28/1,542,152.88 = 608,211.84/x
  3. Step 3: Cross multiply
    1,117,505.28x = 1,542,152.88 × 608,211.84
  4. Step 4: Simplify right side
    1,117,505.28x = 937,955,640,706.10
  5. Step 5: Solve for x
    x = 937,955,640,706.10/1,117,505.28
  6. Step 6: Final answer
    x = 839,329.94

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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.