Home / 1,455,254.92-1,993,708.46-1,400,710.96

Finding the Fourth Proportional to 1,455,254.92, 1,993,708.46 and 1,400,710.96

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Solution

The fourth proportional to 1,455,254.92, 1,993,708.46 and 1,400,710.96 is: 1,918,982.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,254.92 : 1,993,708.46 = 1,400,710.96 : x
  2. Step 2: Convert to fraction form
    1,455,254.92/1,993,708.46 = 1,400,710.96/x
  3. Step 3: Cross multiply
    1,455,254.92x = 1,993,708.46 × 1,400,710.96
  4. Step 4: Simplify right side
    1,455,254.92x = 2,792,609,290,966.72
  5. Step 5: Solve for x
    x = 2,792,609,290,966.72/1,455,254.92
  6. Step 6: Final answer
    x = 1,918,982.89

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.