Home / 1,673,133.16-2,308,877.22-909,161.32

Finding the Fourth Proportional to 1,673,133.16, 2,308,877.22 and 909,161.32

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Solution

The fourth proportional to 1,673,133.16, 2,308,877.22 and 909,161.32 is: 1,254,617.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,133.16 : 2,308,877.22 = 909,161.32 : x
  2. Step 2: Convert to fraction form
    1,673,133.16/2,308,877.22 = 909,161.32/x
  3. Step 3: Cross multiply
    1,673,133.16x = 2,308,877.22 × 909,161.32
  4. Step 4: Simplify right side
    1,673,133.16x = 2,099,141,861,053.13
  5. Step 5: Solve for x
    x = 2,099,141,861,053.13/1,673,133.16
  6. Step 6: Final answer
    x = 1,254,617.33

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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.