Home / 4,023,987.60-6,035,981.40-1,328,728.80

Finding the Fourth Proportional to 4,023,987.60, 6,035,981.40 and 1,328,728.80

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Solution

The fourth proportional to 4,023,987.60, 6,035,981.40 and 1,328,728.80 is: 1,993,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023,987.60 : 6,035,981.40 = 1,328,728.80 : x
  2. Step 2: Convert to fraction form
    4,023,987.60/6,035,981.40 = 1,328,728.80/x
  3. Step 3: Cross multiply
    4,023,987.60x = 6,035,981.40 × 1,328,728.80
  4. Step 4: Simplify right side
    4,023,987.60x = 8,020,182,322,444.32
  5. Step 5: Solve for x
    x = 8,020,182,322,444.32/4,023,987.60
  6. Step 6: Final answer
    x = 1,993,093.20

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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.