Home / 2,185,911.24-3,015,527.98-1,421,685.96

Finding the Fourth Proportional to 2,185,911.24, 3,015,527.98 and 1,421,685.96

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Solution

The fourth proportional to 2,185,911.24, 3,015,527.98 and 1,421,685.96 is: 1,961,257.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,911.24 : 3,015,527.98 = 1,421,685.96 : x
  2. Step 2: Convert to fraction form
    2,185,911.24/3,015,527.98 = 1,421,685.96/x
  3. Step 3: Cross multiply
    2,185,911.24x = 3,015,527.98 × 1,421,685.96
  4. Step 4: Simplify right side
    2,185,911.24x = 4,287,133,791,153.16
  5. Step 5: Solve for x
    x = 4,287,133,791,153.16/2,185,911.24
  6. Step 6: Final answer
    x = 1,961,257.03

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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.