Home / 3,395,157.12-4,685,355.90-1,867,289.76

Finding the Fourth Proportional to 3,395,157.12, 4,685,355.90 and 1,867,289.76

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Solution

The fourth proportional to 3,395,157.12, 4,685,355.90 and 1,867,289.76 is: 2,576,881.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395,157.12 : 4,685,355.90 = 1,867,289.76 : x
  2. Step 2: Convert to fraction form
    3,395,157.12/4,685,355.90 = 1,867,289.76/x
  3. Step 3: Cross multiply
    3,395,157.12x = 4,685,355.90 × 1,867,289.76
  4. Step 4: Simplify right side
    3,395,157.12x = 8,748,917,094,025.59
  5. Step 5: Solve for x
    x = 8,748,917,094,025.59/3,395,157.12
  6. Step 6: Final answer
    x = 2,576,881.36

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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.