Home / 1,661,337.63-2,292,646.85-897,391.20

Finding the Fourth Proportional to 1,661,337.63, 2,292,646.85 and 897,391.20

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Solution

The fourth proportional to 1,661,337.63, 2,292,646.85 and 897,391.20 is: 1,238,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,337.63 : 2,292,646.85 = 897,391.20 : x
  2. Step 2: Convert to fraction form
    1,661,337.63/2,292,646.85 = 897,391.20/x
  3. Step 3: Cross multiply
    1,661,337.63x = 2,292,646.85 × 897,391.20
  4. Step 4: Simplify right side
    1,661,337.63x = 2,057,401,107,897.72
  5. Step 5: Solve for x
    x = 2,057,401,107,897.72/1,661,337.63
  6. Step 6: Final answer
    x = 1,238,400.35

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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.