Home / 1,114,308-1,672,126.16-404,391.52

Finding the Fourth Proportional to 1,114,308, 1,672,126.16 and 404,391.52

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Solution

The fourth proportional to 1,114,308, 1,672,126.16 and 404,391.52 is: 606,828.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,308 : 1,672,126.16 = 404,391.52 : x
  2. Step 2: Convert to fraction form
    1,114,308/1,672,126.16 = 404,391.52/x
  3. Step 3: Cross multiply
    1,114,308x = 1,672,126.16 × 404,391.52
  4. Step 4: Simplify right side
    1,114,308x = 676,193,639,474.16
  5. Step 5: Solve for x
    x = 676,193,639,474.16/1,114,308
  6. Step 6: Final answer
    x = 606,828.31

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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.