Home / 1,149,280.51-1,722,737.91-509,885.37

Finding the Fourth Proportional to 1,149,280.51, 1,722,737.91 and 509,885.37

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Solution

The fourth proportional to 1,149,280.51, 1,722,737.91 and 509,885.37 is: 764,303.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,280.51 : 1,722,737.91 = 509,885.37 : x
  2. Step 2: Convert to fraction form
    1,149,280.51/1,722,737.91 = 509,885.37/x
  3. Step 3: Cross multiply
    1,149,280.51x = 1,722,737.91 × 509,885.37
  4. Step 4: Simplify right side
    1,149,280.51x = 878,398,848,281.04
  5. Step 5: Solve for x
    x = 878,398,848,281.04/1,149,280.51
  6. Step 6: Final answer
    x = 764,303.27

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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.