Home / 3,407,828.91-4,702,728.20-1,879,935.63

Finding the Fourth Proportional to 3,407,828.91, 4,702,728.20 and 1,879,935.63

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Solution

The fourth proportional to 3,407,828.91, 4,702,728.20 and 1,879,935.63 is: 2,594,269.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,828.91 : 4,702,728.20 = 1,879,935.63 : x
  2. Step 2: Convert to fraction form
    3,407,828.91/4,702,728.20 = 1,879,935.63/x
  3. Step 3: Cross multiply
    3,407,828.91x = 4,702,728.20 × 1,879,935.63
  4. Step 4: Simplify right side
    3,407,828.91x = 8,840,826,301,385.77
  5. Step 5: Solve for x
    x = 8,840,826,301,385.77/3,407,828.91
  6. Step 6: Final answer
    x = 2,594,269.41

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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.