Home / 1,543,091.88-2,313,792.18-477,838.20

Finding the Fourth Proportional to 1,543,091.88, 2,313,792.18 and 477,838.20

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Solution

The fourth proportional to 1,543,091.88, 2,313,792.18 and 477,838.20 is: 716,495.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,091.88 : 2,313,792.18 = 477,838.20 : x
  2. Step 2: Convert to fraction form
    1,543,091.88/2,313,792.18 = 477,838.20/x
  3. Step 3: Cross multiply
    1,543,091.88x = 2,313,792.18 × 477,838.20
  4. Step 4: Simplify right side
    1,543,091.88x = 1,105,618,290,465.28
  5. Step 5: Solve for x
    x = 1,105,618,290,465.28/1,543,091.88
  6. Step 6: Final answer
    x = 716,495.44

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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.