Home / 4,679,384.70-7,021,701.45-1,983,251.10

Finding the Fourth Proportional to 4,679,384.70, 7,021,701.45 and 1,983,251.10

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Solution

The fourth proportional to 4,679,384.70, 7,021,701.45 and 1,983,251.10 is: 2,975,988.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,384.70 : 7,021,701.45 = 1,983,251.10 : x
  2. Step 2: Convert to fraction form
    4,679,384.70/7,021,701.45 = 1,983,251.10/x
  3. Step 3: Cross multiply
    4,679,384.70x = 7,021,701.45 × 1,983,251.10
  4. Step 4: Simplify right side
    4,679,384.70x = 13,925,797,124,584.10
  5. Step 5: Solve for x
    x = 13,925,797,124,584.10/4,679,384.70
  6. Step 6: Final answer
    x = 2,975,988.94

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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.