Home / 2,600,820.64-3,589,430.16-1,455,191.20

Finding the Fourth Proportional to 2,600,820.64, 3,589,430.16 and 1,455,191.20

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Solution

The fourth proportional to 2,600,820.64, 3,589,430.16 and 1,455,191.20 is: 2,008,330.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,820.64 : 3,589,430.16 = 1,455,191.20 : x
  2. Step 2: Convert to fraction form
    2,600,820.64/3,589,430.16 = 1,455,191.20/x
  3. Step 3: Cross multiply
    2,600,820.64x = 3,589,430.16 × 1,455,191.20
  4. Step 4: Simplify right side
    2,600,820.64x = 5,223,307,181,846.59
  5. Step 5: Solve for x
    x = 5,223,307,181,846.59/2,600,820.64
  6. Step 6: Final answer
    x = 2,008,330.41

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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.