Home / 3,182,985.44-4,774,636.80-908,847.20

Finding the Fourth Proportional to 3,182,985.44, 4,774,636.80 and 908,847.20

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Solution

The fourth proportional to 3,182,985.44, 4,774,636.80 and 908,847.20 is: 1,363,316.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,985.44 : 4,774,636.80 = 908,847.20 : x
  2. Step 2: Convert to fraction form
    3,182,985.44/4,774,636.80 = 908,847.20/x
  3. Step 3: Cross multiply
    3,182,985.44x = 4,774,636.80 × 908,847.20
  4. Step 4: Simplify right side
    3,182,985.44x = 4,339,415,286,696.96
  5. Step 5: Solve for x
    x = 4,339,415,286,696.96/3,182,985.44
  6. Step 6: Final answer
    x = 1,363,316.10

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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.