Home / 1,660,487.71-2,291,477.20-962,903.75

Finding the Fourth Proportional to 1,660,487.71, 2,291,477.20 and 962,903.75

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Solution

The fourth proportional to 1,660,487.71, 2,291,477.20 and 962,903.75 is: 1,328,809.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,487.71 : 2,291,477.20 = 962,903.75 : x
  2. Step 2: Convert to fraction form
    1,660,487.71/2,291,477.20 = 962,903.75/x
  3. Step 3: Cross multiply
    1,660,487.71x = 2,291,477.20 × 962,903.75
  4. Step 4: Simplify right side
    1,660,487.71x = 2,206,471,975,054.85
  5. Step 5: Solve for x
    x = 2,206,471,975,054.85/1,660,487.71
  6. Step 6: Final answer
    x = 1,328,809.58

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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.