Home / 1,223,408.64-1,834,696.80-465,067.20

Finding the Fourth Proportional to 1,223,408.64, 1,834,696.80 and 465,067.20

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Solution

The fourth proportional to 1,223,408.64, 1,834,696.80 and 465,067.20 is: 697,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,408.64 : 1,834,696.80 = 465,067.20 : x
  2. Step 2: Convert to fraction form
    1,223,408.64/1,834,696.80 = 465,067.20/x
  3. Step 3: Cross multiply
    1,223,408.64x = 1,834,696.80 × 465,067.20
  4. Step 4: Simplify right side
    1,223,408.64x = 853,257,303,624.96
  5. Step 5: Solve for x
    x = 853,257,303,624.96/1,223,408.64
  6. Step 6: Final answer
    x = 697,442.60

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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.