Home / 3,546,521.60-5,319,782.40-3,154,611.20

Finding the Fourth Proportional to 3,546,521.60, 5,319,782.40 and 3,154,611.20

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Solution

The fourth proportional to 3,546,521.60, 5,319,782.40 and 3,154,611.20 is: 4,731,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546,521.60 : 5,319,782.40 = 3,154,611.20 : x
  2. Step 2: Convert to fraction form
    3,546,521.60/5,319,782.40 = 3,154,611.20/x
  3. Step 3: Cross multiply
    3,546,521.60x = 5,319,782.40 × 3,154,611.20
  4. Step 4: Simplify right side
    3,546,521.60x = 16,781,845,140,602.88
  5. Step 5: Solve for x
    x = 16,781,845,140,602.88/3,546,521.60
  6. Step 6: Final answer
    x = 4,731,916.80

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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.