Home / 3,884,155.23-5,360,453.45-2,142,165.41

Finding the Fourth Proportional to 3,884,155.23, 5,360,453.45 and 2,142,165.41

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Solution

The fourth proportional to 3,884,155.23, 5,360,453.45 and 2,142,165.41 is: 2,956,364.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884,155.23 : 5,360,453.45 = 2,142,165.41 : x
  2. Step 2: Convert to fraction form
    3,884,155.23/5,360,453.45 = 2,142,165.41/x
  3. Step 3: Cross multiply
    3,884,155.23x = 5,360,453.45 × 2,142,165.41
  4. Step 4: Simplify right side
    3,884,155.23x = 11,482,977,932,025.78
  5. Step 5: Solve for x
    x = 11,482,977,932,025.78/3,884,155.23
  6. Step 6: Final answer
    x = 2,956,364.32

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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.