Home / 1,484,665.20-2,048,861.79-805,601.70

Finding the Fourth Proportional to 1,484,665.20, 2,048,861.79 and 805,601.70

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Solution

The fourth proportional to 1,484,665.20, 2,048,861.79 and 805,601.70 is: 1,111,743.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,665.20 : 2,048,861.79 = 805,601.70 : x
  2. Step 2: Convert to fraction form
    1,484,665.20/2,048,861.79 = 805,601.70/x
  3. Step 3: Cross multiply
    1,484,665.20x = 2,048,861.79 × 805,601.70
  4. Step 4: Simplify right side
    1,484,665.20x = 1,650,566,541,089.04
  5. Step 5: Solve for x
    x = 1,650,566,541,089.04/1,484,665.20
  6. Step 6: Final answer
    x = 1,111,743.27

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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.