Home / 3,380,638.80-4,665,254.76-1,852,742.28

Finding the Fourth Proportional to 3,380,638.80, 4,665,254.76 and 1,852,742.28

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Solution

The fourth proportional to 3,380,638.80, 4,665,254.76 and 1,852,742.28 is: 2,556,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,638.80 : 4,665,254.76 = 1,852,742.28 : x
  2. Step 2: Convert to fraction form
    3,380,638.80/4,665,254.76 = 1,852,742.28/x
  3. Step 3: Cross multiply
    3,380,638.80x = 4,665,254.76 × 1,852,742.28
  4. Step 4: Simplify right side
    3,380,638.80x = 8,643,514,740,823.25
  5. Step 5: Solve for x
    x = 8,643,514,740,823.25/3,380,638.80
  6. Step 6: Final answer
    x = 2,556,769.67

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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.