Home / 3,404,893.55-4,698,784.78-1,877,055.35

Finding the Fourth Proportional to 3,404,893.55, 4,698,784.78 and 1,877,055.35

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Solution

The fourth proportional to 3,404,893.55, 4,698,784.78 and 1,877,055.35 is: 2,590,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404,893.55 : 4,698,784.78 = 1,877,055.35 : x
  2. Step 2: Convert to fraction form
    3,404,893.55/4,698,784.78 = 1,877,055.35/x
  3. Step 3: Cross multiply
    3,404,893.55x = 4,698,784.78 × 1,877,055.35
  4. Step 4: Simplify right side
    3,404,893.55x = 8,819,879,081,611.01
  5. Step 5: Solve for x
    x = 8,819,879,081,611.01/3,404,893.55
  6. Step 6: Final answer
    x = 2,590,353.84

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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.