Home / 3,190,941.74-4,403,531.18-1,740,667.32

Finding the Fourth Proportional to 3,190,941.74, 4,403,531.18 and 1,740,667.32

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Solution

The fourth proportional to 3,190,941.74, 4,403,531.18 and 1,740,667.32 is: 2,402,138.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,941.74 : 4,403,531.18 = 1,740,667.32 : x
  2. Step 2: Convert to fraction form
    3,190,941.74/4,403,531.18 = 1,740,667.32/x
  3. Step 3: Cross multiply
    3,190,941.74x = 4,403,531.18 × 1,740,667.32
  4. Step 4: Simplify right side
    3,190,941.74x = 7,665,082,821,978.71
  5. Step 5: Solve for x
    x = 7,665,082,821,978.71/3,190,941.74
  6. Step 6: Final answer
    x = 2,402,138.13

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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.