Home / 1,306,223.35-1,958,308.32-825,439.93

Finding the Fourth Proportional to 1,306,223.35, 1,958,308.32 and 825,439.93

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Solution

The fourth proportional to 1,306,223.35, 1,958,308.32 and 825,439.93 is: 1,237,511.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,223.35 : 1,958,308.32 = 825,439.93 : x
  2. Step 2: Convert to fraction form
    1,306,223.35/1,958,308.32 = 825,439.93/x
  3. Step 3: Cross multiply
    1,306,223.35x = 1,958,308.32 × 825,439.93
  4. Step 4: Simplify right side
    1,306,223.35x = 1,616,465,881,211.17
  5. Step 5: Solve for x
    x = 1,616,465,881,211.17/1,306,223.35
  6. Step 6: Final answer
    x = 1,237,511.09

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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.