Home / 2,316,968.22-3,197,385.27-1,298,392.86

Finding the Fourth Proportional to 2,316,968.22, 3,197,385.27 and 1,298,392.86

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Solution

The fourth proportional to 2,316,968.22, 3,197,385.27 and 1,298,392.86 is: 1,791,764.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316,968.22 : 3,197,385.27 = 1,298,392.86 : x
  2. Step 2: Convert to fraction form
    2,316,968.22/3,197,385.27 = 1,298,392.86/x
  3. Step 3: Cross multiply
    2,316,968.22x = 3,197,385.27 × 1,298,392.86
  4. Step 4: Simplify right side
    2,316,968.22x = 4,151,462,205,237.17
  5. Step 5: Solve for x
    x = 4,151,462,205,237.17/2,316,968.22
  6. Step 6: Final answer
    x = 1,791,764.85

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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.