Home / 1,332,917.08-1,999,170.18-434,356.52

Finding the Fourth Proportional to 1,332,917.08, 1,999,170.18 and 434,356.52

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Solution

The fourth proportional to 1,332,917.08, 1,999,170.18 and 434,356.52 is: 651,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,917.08 : 1,999,170.18 = 434,356.52 : x
  2. Step 2: Convert to fraction form
    1,332,917.08/1,999,170.18 = 434,356.52/x
  3. Step 3: Cross multiply
    1,332,917.08x = 1,999,170.18 × 434,356.52
  4. Step 4: Simplify right side
    1,332,917.08x = 868,352,602,272.57
  5. Step 5: Solve for x
    x = 868,352,602,272.57/1,332,917.08
  6. Step 6: Final answer
    x = 651,467.83

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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.