Home / 3,343,969.90-4,615,072.41-1,985,842.90

Finding the Fourth Proportional to 3,343,969.90, 4,615,072.41 and 1,985,842.90

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Solution

The fourth proportional to 3,343,969.90, 4,615,072.41 and 1,985,842.90 is: 2,740,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343,969.90 : 4,615,072.41 = 1,985,842.90 : x
  2. Step 2: Convert to fraction form
    3,343,969.90/4,615,072.41 = 1,985,842.90/x
  3. Step 3: Cross multiply
    3,343,969.90x = 4,615,072.41 × 1,985,842.90
  4. Step 4: Simplify right side
    3,343,969.90x = 9,164,808,778,384.39
  5. Step 5: Solve for x
    x = 9,164,808,778,384.39/3,343,969.90
  6. Step 6: Final answer
    x = 2,740,697.15

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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.