Home / 3,158,981.54-4,738,486.18-1,000,017.25

Finding the Fourth Proportional to 3,158,981.54, 4,738,486.18 and 1,000,017.25

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Solution

The fourth proportional to 3,158,981.54, 4,738,486.18 and 1,000,017.25 is: 1,500,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,981.54 : 4,738,486.18 = 1,000,017.25 : x
  2. Step 2: Convert to fraction form
    3,158,981.54/4,738,486.18 = 1,000,017.25/x
  3. Step 3: Cross multiply
    3,158,981.54x = 4,738,486.18 × 1,000,017.25
  4. Step 4: Simplify right side
    3,158,981.54x = 4,738,567,918,886.60
  5. Step 5: Solve for x
    x = 4,738,567,918,886.60/3,158,981.54
  6. Step 6: Final answer
    x = 1,500,030.27

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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.