Home / 3,438,155.30-5,153,466.45-1,729,573.70

Finding the Fourth Proportional to 3,438,155.30, 5,153,466.45 and 1,729,573.70

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Solution

The fourth proportional to 3,438,155.30, 5,153,466.45 and 1,729,573.70 is: 2,592,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,155.30 : 5,153,466.45 = 1,729,573.70 : x
  2. Step 2: Convert to fraction form
    3,438,155.30/5,153,466.45 = 1,729,573.70/x
  3. Step 3: Cross multiply
    3,438,155.30x = 5,153,466.45 × 1,729,573.70
  4. Step 4: Simplify right side
    3,438,155.30x = 8,913,300,035,752.37
  5. Step 5: Solve for x
    x = 8,913,300,035,752.37/3,438,155.30
  6. Step 6: Final answer
    x = 2,592,465.80

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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.