Home / 5,254,673.76-7,251,445.44-2,840,225.76

Finding the Fourth Proportional to 5,254,673.76, 7,251,445.44 and 2,840,225.76

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Solution

The fourth proportional to 5,254,673.76, 7,251,445.44 and 2,840,225.76 is: 3,919,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254,673.76 : 7,251,445.44 = 2,840,225.76 : x
  2. Step 2: Convert to fraction form
    5,254,673.76/7,251,445.44 = 2,840,225.76/x
  3. Step 3: Cross multiply
    5,254,673.76x = 7,251,445.44 × 2,840,225.76
  4. Step 4: Simplify right side
    5,254,673.76x = 20,595,742,135,922.54
  5. Step 5: Solve for x
    x = 20,595,742,135,922.54/5,254,673.76
  6. Step 6: Final answer
    x = 3,919,509.20

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1.5x scale

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.