Home / 1,673,117.94-2,308,936.88-909,220.71

Finding the Fourth Proportional to 1,673,117.94, 2,308,936.88 and 909,220.71

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Solution

The fourth proportional to 1,673,117.94, 2,308,936.88 and 909,220.71 is: 1,254,743.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,117.94 : 2,308,936.88 = 909,220.71 : x
  2. Step 2: Convert to fraction form
    1,673,117.94/2,308,936.88 = 909,220.71/x
  3. Step 3: Cross multiply
    1,673,117.94x = 2,308,936.88 × 909,220.71
  4. Step 4: Simplify right side
    1,673,117.94x = 2,099,333,224,832.68
  5. Step 5: Solve for x
    x = 2,099,333,224,832.68/1,673,117.94
  6. Step 6: Final answer
    x = 1,254,743.12

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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.