Home / 1,269,012.84-1,903,528.98-427,552.44

Finding the Fourth Proportional to 1,269,012.84, 1,903,528.98 and 427,552.44

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Solution

The fourth proportional to 1,269,012.84, 1,903,528.98 and 427,552.44 is: 641,331.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,012.84 : 1,903,528.98 = 427,552.44 : x
  2. Step 2: Convert to fraction form
    1,269,012.84/1,903,528.98 = 427,552.44/x
  3. Step 3: Cross multiply
    1,269,012.84x = 1,903,528.98 × 427,552.44
  4. Step 4: Simplify right side
    1,269,012.84x = 813,858,460,009.71
  5. Step 5: Solve for x
    x = 813,858,460,009.71/1,269,012.84
  6. Step 6: Final answer
    x = 641,331.93

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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.