Home / 3,125,956.72-4,312,867.80-1,749,157.60

Finding the Fourth Proportional to 3,125,956.72, 4,312,867.80 and 1,749,157.60

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Solution

The fourth proportional to 3,125,956.72, 4,312,867.80 and 1,749,157.60 is: 2,413,304.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,956.72 : 4,312,867.80 = 1,749,157.60 : x
  2. Step 2: Convert to fraction form
    3,125,956.72/4,312,867.80 = 1,749,157.60/x
  3. Step 3: Cross multiply
    3,125,956.72x = 4,312,867.80 × 1,749,157.60
  4. Step 4: Simplify right side
    3,125,956.72x = 7,543,885,490,165.28
  5. Step 5: Solve for x
    x = 7,543,885,490,165.28/3,125,956.72
  6. Step 6: Final answer
    x = 2,413,304.52

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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.