Home / 1,628,613.36-2,247,384.96-983,652.48

Finding the Fourth Proportional to 1,628,613.36, 2,247,384.96 and 983,652.48

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Solution

The fourth proportional to 1,628,613.36, 2,247,384.96 and 983,652.48 is: 1,357,379.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,613.36 : 2,247,384.96 = 983,652.48 : x
  2. Step 2: Convert to fraction form
    1,628,613.36/2,247,384.96 = 983,652.48/x
  3. Step 3: Cross multiply
    1,628,613.36x = 2,247,384.96 × 983,652.48
  4. Step 4: Simplify right side
    1,628,613.36x = 2,210,645,789,418.70
  5. Step 5: Solve for x
    x = 2,210,645,789,418.70/1,628,613.36
  6. Step 6: Final answer
    x = 1,357,379.13

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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.