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Finding the Fourth Proportional to 3,404,893.22, 4,698,784.34 and 1,877,055.02

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Solution

The fourth proportional to 3,404,893.22, 4,698,784.34 and 1,877,055.02 is: 2,590,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404,893.22 : 4,698,784.34 = 1,877,055.02 : x
  2. Step 2: Convert to fraction form
    3,404,893.22/4,698,784.34 = 1,877,055.02/x
  3. Step 3: Cross multiply
    3,404,893.22x = 4,698,784.34 × 1,877,055.02
  4. Step 4: Simplify right side
    3,404,893.22x = 8,819,876,733,294.39
  5. Step 5: Solve for x
    x = 8,819,876,733,294.39/3,404,893.22
  6. Step 6: Final answer
    x = 2,590,353.40

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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.