Home / 1,369,790.56-1,890,470.64-796,854.88

Finding the Fourth Proportional to 1,369,790.56, 1,890,470.64 and 796,854.88

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Solution

The fourth proportional to 1,369,790.56, 1,890,470.64 and 796,854.88 is: 1,099,752.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,790.56 : 1,890,470.64 = 796,854.88 : x
  2. Step 2: Convert to fraction form
    1,369,790.56/1,890,470.64 = 796,854.88/x
  3. Step 3: Cross multiply
    1,369,790.56x = 1,890,470.64 × 796,854.88
  4. Step 4: Simplify right side
    1,369,790.56x = 1,506,430,754,980.72
  5. Step 5: Solve for x
    x = 1,506,430,754,980.72/1,369,790.56
  6. Step 6: Final answer
    x = 1,099,752.62

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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.