Home / 1,250,370.91-1,725,520.14-677,411.08

Finding the Fourth Proportional to 1,250,370.91, 1,725,520.14 and 677,411.08

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Solution

The fourth proportional to 1,250,370.91, 1,725,520.14 and 677,411.08 is: 934,831.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,370.91 : 1,725,520.14 = 677,411.08 : x
  2. Step 2: Convert to fraction form
    1,250,370.91/1,725,520.14 = 677,411.08/x
  3. Step 3: Cross multiply
    1,250,370.91x = 1,725,520.14 × 677,411.08
  4. Step 4: Simplify right side
    1,250,370.91x = 1,168,886,464,834.50
  5. Step 5: Solve for x
    x = 1,168,886,464,834.50/1,250,370.91
  6. Step 6: Final answer
    x = 934,831.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.