Home / 1,870,676.32-2,806,020.32-522,830

Finding the Fourth Proportional to 1,870,676.32, 2,806,020.32 and 522,830

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Solution

The fourth proportional to 1,870,676.32, 2,806,020.32 and 522,830 is: 784,246.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,676.32 : 2,806,020.32 = 522,830 : x
  2. Step 2: Convert to fraction form
    1,870,676.32/2,806,020.32 = 522,830/x
  3. Step 3: Cross multiply
    1,870,676.32x = 2,806,020.32 × 522,830
  4. Step 4: Simplify right side
    1,870,676.32x = 1,467,071,603,905.60
  5. Step 5: Solve for x
    x = 1,467,071,603,905.60/1,870,676.32
  6. Step 6: Final answer
    x = 784,246.63

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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.