Home / 4,155,161.52-6,232,969.08-1,315,061.76

Finding the Fourth Proportional to 4,155,161.52, 6,232,969.08 and 1,315,061.76

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Solution

The fourth proportional to 4,155,161.52, 6,232,969.08 and 1,315,061.76 is: 1,972,664.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155,161.52 : 6,232,969.08 = 1,315,061.76 : x
  2. Step 2: Convert to fraction form
    4,155,161.52/6,232,969.08 = 1,315,061.76/x
  3. Step 3: Cross multiply
    4,155,161.52x = 6,232,969.08 × 1,315,061.76
  4. Step 4: Simplify right side
    4,155,161.52x = 8,196,739,288,370.38
  5. Step 5: Solve for x
    x = 8,196,739,288,370.38/4,155,161.52
  6. Step 6: Final answer
    x = 1,972,664.42

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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.