Home / 1,211,308.34-1,816,333.92-358,267.86

Finding the Fourth Proportional to 1,211,308.34, 1,816,333.92 and 358,267.86

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Solution

The fourth proportional to 1,211,308.34, 1,816,333.92 and 358,267.86 is: 537,215.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,308.34 : 1,816,333.92 = 358,267.86 : x
  2. Step 2: Convert to fraction form
    1,211,308.34/1,816,333.92 = 358,267.86/x
  3. Step 3: Cross multiply
    1,211,308.34x = 1,816,333.92 × 358,267.86
  4. Step 4: Simplify right side
    1,211,308.34x = 650,734,066,563.81
  5. Step 5: Solve for x
    x = 650,734,066,563.81/1,211,308.34
  6. Step 6: Final answer
    x = 537,215.87

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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.