Home / 1,398,269.74-2,095,490.96-1,056,432.12

Finding the Fourth Proportional to 1,398,269.74, 2,095,490.96 and 1,056,432.12

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Solution

The fourth proportional to 1,398,269.74, 2,095,490.96 and 1,056,432.12 is: 1,583,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,269.74 : 2,095,490.96 = 1,056,432.12 : x
  2. Step 2: Convert to fraction form
    1,398,269.74/2,095,490.96 = 1,056,432.12/x
  3. Step 3: Cross multiply
    1,398,269.74x = 2,095,490.96 × 1,056,432.12
  4. Step 4: Simplify right side
    1,398,269.74x = 2,213,743,959,922.14
  5. Step 5: Solve for x
    x = 2,213,743,959,922.14/1,398,269.74
  6. Step 6: Final answer
    x = 1,583,202.37

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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.