Home / 2,692,328.10-3,714,740.01-1,645,481.76

Finding the Fourth Proportional to 2,692,328.10, 3,714,740.01 and 1,645,481.76

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Solution

The fourth proportional to 2,692,328.10, 3,714,740.01 and 1,645,481.76 is: 2,270,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,328.10 : 3,714,740.01 = 1,645,481.76 : x
  2. Step 2: Convert to fraction form
    2,692,328.10/3,714,740.01 = 1,645,481.76/x
  3. Step 3: Cross multiply
    2,692,328.10x = 3,714,740.01 × 1,645,481.76
  4. Step 4: Simplify right side
    2,692,328.10x = 6,112,536,929,597.22
  5. Step 5: Solve for x
    x = 6,112,536,929,597.22/2,692,328.10
  6. Step 6: Final answer
    x = 2,270,353.65

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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.