Home / 1,673,587.24-2,309,573.94-909,640.84

Finding the Fourth Proportional to 1,673,587.24, 2,309,573.94 and 909,640.84

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Solution

The fourth proportional to 1,673,587.24, 2,309,573.94 and 909,640.84 is: 1,255,317.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,587.24 : 2,309,573.94 = 909,640.84 : x
  2. Step 2: Convert to fraction form
    1,673,587.24/2,309,573.94 = 909,640.84/x
  3. Step 3: Cross multiply
    1,673,587.24x = 2,309,573.94 × 909,640.84
  4. Step 4: Simplify right side
    1,673,587.24x = 2,100,882,778,823.71
  5. Step 5: Solve for x
    x = 2,100,882,778,823.71/1,673,587.24
  6. Step 6: Final answer
    x = 1,255,317.16

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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.