Home / 1,664,346.56-2,296,792.62-900,400.28

Finding the Fourth Proportional to 1,664,346.56, 2,296,792.62 and 900,400.28

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Solution

The fourth proportional to 1,664,346.56, 2,296,792.62 and 900,400.28 is: 1,242,549.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,346.56 : 2,296,792.62 = 900,400.28 : x
  2. Step 2: Convert to fraction form
    1,664,346.56/2,296,792.62 = 900,400.28/x
  3. Step 3: Cross multiply
    1,664,346.56x = 2,296,792.62 × 900,400.28
  4. Step 4: Simplify right side
    1,664,346.56x = 2,068,032,718,149.93
  5. Step 5: Solve for x
    x = 2,068,032,718,149.93/1,664,346.56
  6. Step 6: Final answer
    x = 1,242,549.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.