Home / 3,529,063.65-4,870,110.51-1,980,111.99

Finding the Fourth Proportional to 3,529,063.65, 4,870,110.51 and 1,980,111.99

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Solution

The fourth proportional to 3,529,063.65, 4,870,110.51 and 1,980,111.99 is: 2,732,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529,063.65 : 4,870,110.51 = 1,980,111.99 : x
  2. Step 2: Convert to fraction form
    3,529,063.65/4,870,110.51 = 1,980,111.99/x
  3. Step 3: Cross multiply
    3,529,063.65x = 4,870,110.51 × 1,980,111.99
  4. Step 4: Simplify right side
    3,529,063.65x = 9,643,364,213,476.01
  5. Step 5: Solve for x
    x = 9,643,364,213,476.01/3,529,063.65
  6. Step 6: Final answer
    x = 2,732,556.05

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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.