Home / 3,009,223.59-4,152,728.09-1,720,091.66

Finding the Fourth Proportional to 3,009,223.59, 4,152,728.09 and 1,720,091.66

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Solution

The fourth proportional to 3,009,223.59, 4,152,728.09 and 1,720,091.66 is: 2,373,726.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,223.59 : 4,152,728.09 = 1,720,091.66 : x
  2. Step 2: Convert to fraction form
    3,009,223.59/4,152,728.09 = 1,720,091.66/x
  3. Step 3: Cross multiply
    3,009,223.59x = 4,152,728.09 × 1,720,091.66
  4. Step 4: Simplify right side
    3,009,223.59x = 7,143,072,924,492.63
  5. Step 5: Solve for x
    x = 7,143,072,924,492.63/3,009,223.59
  6. Step 6: Final answer
    x = 2,373,726.22

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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.