Home / 2,664,231.40-3,996,384.90-867,124.36

Finding the Fourth Proportional to 2,664,231.40, 3,996,384.90 and 867,124.36

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Solution

The fourth proportional to 2,664,231.40, 3,996,384.90 and 867,124.36 is: 1,300,698.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,231.40 : 3,996,384.90 = 867,124.36 : x
  2. Step 2: Convert to fraction form
    2,664,231.40/3,996,384.90 = 867,124.36/x
  3. Step 3: Cross multiply
    2,664,231.40x = 3,996,384.90 × 867,124.36
  4. Step 4: Simplify right side
    2,664,231.40x = 3,465,362,698,726.16
  5. Step 5: Solve for x
    x = 3,465,362,698,726.16/2,664,231.40
  6. Step 6: Final answer
    x = 1,300,698.84

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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.