Home / 1,242,744.64-1,714,971.30-698,880.25

Finding the Fourth Proportional to 1,242,744.64, 1,714,971.30 and 698,880.25

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Solution

The fourth proportional to 1,242,744.64, 1,714,971.30 and 698,880.25 is: 964,445.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,744.64 : 1,714,971.30 = 698,880.25 : x
  2. Step 2: Convert to fraction form
    1,242,744.64/1,714,971.30 = 698,880.25/x
  3. Step 3: Cross multiply
    1,242,744.64x = 1,714,971.30 × 698,880.25
  4. Step 4: Simplify right side
    1,242,744.64x = 1,198,559,570,886.83
  5. Step 5: Solve for x
    x = 1,198,559,570,886.83/1,242,744.64
  6. Step 6: Final answer
    x = 964,445.58

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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.