Home / 2,840,187.12-4,260,318.32-946,929.16

Finding the Fourth Proportional to 2,840,187.12, 4,260,318.32 and 946,929.16

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Solution

The fourth proportional to 2,840,187.12, 4,260,318.32 and 946,929.16 is: 1,420,406.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,187.12 : 4,260,318.32 = 946,929.16 : x
  2. Step 2: Convert to fraction form
    2,840,187.12/4,260,318.32 = 946,929.16/x
  3. Step 3: Cross multiply
    2,840,187.12x = 4,260,318.32 × 946,929.16
  4. Step 4: Simplify right side
    2,840,187.12x = 4,034,219,648,090.21
  5. Step 5: Solve for x
    x = 4,034,219,648,090.21/2,840,187.12
  6. Step 6: Final answer
    x = 1,420,406.29

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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.