Home / 3,270,686.48-4,905,643.32-874,716.82

Finding the Fourth Proportional to 3,270,686.48, 4,905,643.32 and 874,716.82

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Solution

The fourth proportional to 3,270,686.48, 4,905,643.32 and 874,716.82 is: 1,311,971.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,686.48 : 4,905,643.32 = 874,716.82 : x
  2. Step 2: Convert to fraction form
    3,270,686.48/4,905,643.32 = 874,716.82/x
  3. Step 3: Cross multiply
    3,270,686.48x = 4,905,643.32 × 874,716.82
  4. Step 4: Simplify right side
    3,270,686.48x = 4,291,048,724,924.64
  5. Step 5: Solve for x
    x = 4,291,048,724,924.64/3,270,686.48
  6. Step 6: Final answer
    x = 1,311,971.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.