Home / 2,104,565.08-3,156,876.78-684,628.60

Finding the Fourth Proportional to 2,104,565.08, 3,156,876.78 and 684,628.60

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Solution

The fourth proportional to 2,104,565.08, 3,156,876.78 and 684,628.60 is: 1,026,952.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,565.08 : 3,156,876.78 = 684,628.60 : x
  2. Step 2: Convert to fraction form
    2,104,565.08/3,156,876.78 = 684,628.60/x
  3. Step 3: Cross multiply
    2,104,565.08x = 3,156,876.78 × 684,628.60
  4. Step 4: Simplify right side
    2,104,565.08x = 2,161,288,130,263.91
  5. Step 5: Solve for x
    x = 2,161,288,130,263.91/2,104,565.08
  6. Step 6: Final answer
    x = 1,026,952.39

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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.