Home / 2,772,929.31-3,826,616.49-1,549,445.67

Finding the Fourth Proportional to 2,772,929.31, 3,826,616.49 and 1,549,445.67

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Solution

The fourth proportional to 2,772,929.31, 3,826,616.49 and 1,549,445.67 is: 2,138,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,929.31 : 3,826,616.49 = 1,549,445.67 : x
  2. Step 2: Convert to fraction form
    2,772,929.31/3,826,616.49 = 1,549,445.67/x
  3. Step 3: Cross multiply
    2,772,929.31x = 3,826,616.49 × 1,549,445.67
  4. Step 4: Simplify right side
    2,772,929.31x = 5,929,134,351,181.10
  5. Step 5: Solve for x
    x = 5,929,134,351,181.10/2,772,929.31
  6. Step 6: Final answer
    x = 2,138,220.52

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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.