Home / 2,055,313.40-3,082,970.10-992,431.40

Finding the Fourth Proportional to 2,055,313.40, 3,082,970.10 and 992,431.40

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Solution

The fourth proportional to 2,055,313.40, 3,082,970.10 and 992,431.40 is: 1,488,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,313.40 : 3,082,970.10 = 992,431.40 : x
  2. Step 2: Convert to fraction form
    2,055,313.40/3,082,970.10 = 992,431.40/x
  3. Step 3: Cross multiply
    2,055,313.40x = 3,082,970.10 × 992,431.40
  4. Step 4: Simplify right side
    2,055,313.40x = 3,059,636,332,501.14
  5. Step 5: Solve for x
    x = 3,059,636,332,501.14/2,055,313.40
  6. Step 6: Final answer
    x = 1,488,647.10

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Double scale
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Similar ratio
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1.5x scale

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.