Home / 3,130,083.68-4,695,442.63-1,080,477.09

Finding the Fourth Proportional to 3,130,083.68, 4,695,442.63 and 1,080,477.09

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Solution

The fourth proportional to 3,130,083.68, 4,695,442.63 and 1,080,477.09 is: 1,620,825.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,083.68 : 4,695,442.63 = 1,080,477.09 : x
  2. Step 2: Convert to fraction form
    3,130,083.68/4,695,442.63 = 1,080,477.09/x
  3. Step 3: Cross multiply
    3,130,083.68x = 4,695,442.63 × 1,080,477.09
  4. Step 4: Simplify right side
    3,130,083.68x = 5,073,318,186,423.16
  5. Step 5: Solve for x
    x = 5,073,318,186,423.16/3,130,083.68
  6. Step 6: Final answer
    x = 1,620,825.10

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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.