Home / 1,054,263.11-1,581,394.86-380,344.19

Finding the Fourth Proportional to 1,054,263.11, 1,581,394.86 and 380,344.19

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Solution

The fourth proportional to 1,054,263.11, 1,581,394.86 and 380,344.19 is: 570,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,263.11 : 1,581,394.86 = 380,344.19 : x
  2. Step 2: Convert to fraction form
    1,054,263.11/1,581,394.86 = 380,344.19/x
  3. Step 3: Cross multiply
    1,054,263.11x = 1,581,394.86 × 380,344.19
  4. Step 4: Simplify right side
    1,054,263.11x = 601,474,339,189.89
  5. Step 5: Solve for x
    x = 601,474,339,189.89/1,054,263.11
  6. Step 6: Final answer
    x = 570,516.35

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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.