Home / 1,210,766.36-1,815,303.90-536,481.50

Finding the Fourth Proportional to 1,210,766.36, 1,815,303.90 and 536,481.50

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Solution

The fourth proportional to 1,210,766.36, 1,815,303.90 and 536,481.50 is: 804,347.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,766.36 : 1,815,303.90 = 536,481.50 : x
  2. Step 2: Convert to fraction form
    1,210,766.36/1,815,303.90 = 536,481.50/x
  3. Step 3: Cross multiply
    1,210,766.36x = 1,815,303.90 × 536,481.50
  4. Step 4: Simplify right side
    1,210,766.36x = 973,876,959,227.85
  5. Step 5: Solve for x
    x = 973,876,959,227.85/1,210,766.36
  6. Step 6: Final answer
    x = 804,347.55

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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.