Home / 1,298,516.36-1,947,774.56-351,887.04

Finding the Fourth Proportional to 1,298,516.36, 1,947,774.56 and 351,887.04

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Solution

The fourth proportional to 1,298,516.36, 1,947,774.56 and 351,887.04 is: 527,830.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,516.36 : 1,947,774.56 = 351,887.04 : x
  2. Step 2: Convert to fraction form
    1,298,516.36/1,947,774.56 = 351,887.04/x
  3. Step 3: Cross multiply
    1,298,516.36x = 1,947,774.56 × 351,887.04
  4. Step 4: Simplify right side
    1,298,516.36x = 685,396,622,746.27
  5. Step 5: Solve for x
    x = 685,396,622,746.27/1,298,516.36
  6. Step 6: Final answer
    x = 527,830.57

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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.