Home / 1,298,616.34-1,792,056.16-725,661.22

Finding the Fourth Proportional to 1,298,616.34, 1,792,056.16 and 725,661.22

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Solution

The fourth proportional to 1,298,616.34, 1,792,056.16 and 725,661.22 is: 1,001,393.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,616.34 : 1,792,056.16 = 725,661.22 : x
  2. Step 2: Convert to fraction form
    1,298,616.34/1,792,056.16 = 725,661.22/x
  3. Step 3: Cross multiply
    1,298,616.34x = 1,792,056.16 × 725,661.22
  4. Step 4: Simplify right side
    1,298,616.34x = 1,300,425,659,374.12
  5. Step 5: Solve for x
    x = 1,300,425,659,374.12/1,298,616.34
  6. Step 6: Final answer
    x = 1,001,393.27

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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.