Home / 3,110,451.34-4,292,513.85-1,821,171.10

Finding the Fourth Proportional to 3,110,451.34, 4,292,513.85 and 1,821,171.10

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Solution

The fourth proportional to 3,110,451.34, 4,292,513.85 and 1,821,171.10 is: 2,513,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,451.34 : 4,292,513.85 = 1,821,171.10 : x
  2. Step 2: Convert to fraction form
    3,110,451.34/4,292,513.85 = 1,821,171.10/x
  3. Step 3: Cross multiply
    3,110,451.34x = 4,292,513.85 × 1,821,171.10
  4. Step 4: Simplify right side
    3,110,451.34x = 7,817,402,169,969.74
  5. Step 5: Solve for x
    x = 7,817,402,169,969.74/3,110,451.34
  6. Step 6: Final answer
    x = 2,513,269.40

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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.