Home / 1,664,667.90-2,297,242.98-1,155,665.52

Finding the Fourth Proportional to 1,664,667.90, 2,297,242.98 and 1,155,665.52

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Solution

The fourth proportional to 1,664,667.90, 2,297,242.98 and 1,155,665.52 is: 1,594,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,667.90 : 2,297,242.98 = 1,155,665.52 : x
  2. Step 2: Convert to fraction form
    1,664,667.90/2,297,242.98 = 1,155,665.52/x
  3. Step 3: Cross multiply
    1,664,667.90x = 2,297,242.98 × 1,155,665.52
  4. Step 4: Simplify right side
    1,664,667.90x = 2,654,844,503,048.05
  5. Step 5: Solve for x
    x = 2,654,844,503,048.05/1,664,667.90
  6. Step 6: Final answer
    x = 1,594,819.30

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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.