Home / 1,661,555.79-2,293,130.35-963,990.27

Finding the Fourth Proportional to 1,661,555.79, 2,293,130.35 and 963,990.27

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Solution

The fourth proportional to 1,661,555.79, 2,293,130.35 and 963,990.27 is: 1,330,412.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,555.79 : 2,293,130.35 = 963,990.27 : x
  2. Step 2: Convert to fraction form
    1,661,555.79/2,293,130.35 = 963,990.27/x
  3. Step 3: Cross multiply
    1,661,555.79x = 2,293,130.35 × 963,990.27
  4. Step 4: Simplify right side
    1,661,555.79x = 2,210,555,346,446.68
  5. Step 5: Solve for x
    x = 2,210,555,346,446.68/1,661,555.79
  6. Step 6: Final answer
    x = 1,330,412.95

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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.