Home / 4,158,512.60-6,238,254.90-1,318,911.80

Finding the Fourth Proportional to 4,158,512.60, 6,238,254.90 and 1,318,911.80

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Solution

The fourth proportional to 4,158,512.60, 6,238,254.90 and 1,318,911.80 is: 1,978,521.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,512.60 : 6,238,254.90 = 1,318,911.80 : x
  2. Step 2: Convert to fraction form
    4,158,512.60/6,238,254.90 = 1,318,911.80/x
  3. Step 3: Cross multiply
    4,158,512.60x = 6,238,254.90 × 1,318,911.80
  4. Step 4: Simplify right side
    4,158,512.60x = 8,227,707,999,017.82
  5. Step 5: Solve for x
    x = 8,227,707,999,017.82/4,158,512.60
  6. Step 6: Final answer
    x = 1,978,521.84

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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.