Home / 1,420,346.40-2,127,020.40-944,455.20

Finding the Fourth Proportional to 1,420,346.40, 2,127,020.40 and 944,455.20

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Solution

The fourth proportional to 1,420,346.40, 2,127,020.40 and 944,455.20 is: 1,414,356.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,346.40 : 2,127,020.40 = 944,455.20 : x
  2. Step 2: Convert to fraction form
    1,420,346.40/2,127,020.40 = 944,455.20/x
  3. Step 3: Cross multiply
    1,420,346.40x = 2,127,020.40 × 944,455.20
  4. Step 4: Simplify right side
    1,420,346.40x = 2,008,875,477,286.08
  5. Step 5: Solve for x
    x = 2,008,875,477,286.08/1,420,346.40
  6. Step 6: Final answer
    x = 1,414,356.02

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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.