Home / 3,139,023.10-4,708,977.30-1,008,392.86

Finding the Fourth Proportional to 3,139,023.10, 4,708,977.30 and 1,008,392.86

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Solution

The fourth proportional to 3,139,023.10, 4,708,977.30 and 1,008,392.86 is: 1,512,731.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,023.10 : 4,708,977.30 = 1,008,392.86 : x
  2. Step 2: Convert to fraction form
    3,139,023.10/4,708,977.30 = 1,008,392.86/x
  3. Step 3: Cross multiply
    3,139,023.10x = 4,708,977.30 × 1,008,392.86
  4. Step 4: Simplify right side
    3,139,023.10x = 4,748,499,087,222.08
  5. Step 5: Solve for x
    x = 4,748,499,087,222.08/3,139,023.10
  6. Step 6: Final answer
    x = 1,512,731.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.