Home / 1,825,211.60-2,735,886.76-687,481.52

Finding the Fourth Proportional to 1,825,211.60, 2,735,886.76 and 687,481.52

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Solution

The fourth proportional to 1,825,211.60, 2,735,886.76 and 687,481.52 is: 1,030,495.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,211.60 : 2,735,886.76 = 687,481.52 : x
  2. Step 2: Convert to fraction form
    1,825,211.60/2,735,886.76 = 687,481.52/x
  3. Step 3: Cross multiply
    1,825,211.60x = 2,735,886.76 × 687,481.52
  4. Step 4: Simplify right side
    1,825,211.60x = 1,880,871,588,312.68
  5. Step 5: Solve for x
    x = 1,880,871,588,312.68/1,825,211.60
  6. Step 6: Final answer
    x = 1,030,495.09

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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.