Home / 2,848,125.12-3,934,681.56-1,870,383.84

Finding the Fourth Proportional to 2,848,125.12, 3,934,681.56 and 1,870,383.84

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Solution

The fourth proportional to 2,848,125.12, 3,934,681.56 and 1,870,383.84 is: 2,583,933.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848,125.12 : 3,934,681.56 = 1,870,383.84 : x
  2. Step 2: Convert to fraction form
    2,848,125.12/3,934,681.56 = 1,870,383.84/x
  3. Step 3: Cross multiply
    2,848,125.12x = 3,934,681.56 × 1,870,383.84
  4. Step 4: Simplify right side
    2,848,125.12x = 7,359,364,805,369.99
  5. Step 5: Solve for x
    x = 7,359,364,805,369.99/2,848,125.12
  6. Step 6: Final answer
    x = 2,583,933.11

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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.