Home / 1,298,608.34-1,792,045.13-725,653.22

Finding the Fourth Proportional to 1,298,608.34, 1,792,045.13 and 725,653.22

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Solution

The fourth proportional to 1,298,608.34, 1,792,045.13 and 725,653.22 is: 1,001,382.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,608.34 : 1,792,045.13 = 725,653.22 : x
  2. Step 2: Convert to fraction form
    1,298,608.34/1,792,045.13 = 725,653.22/x
  3. Step 3: Cross multiply
    1,298,608.34x = 1,792,045.13 × 725,653.22
  4. Step 4: Simplify right side
    1,298,608.34x = 1,300,403,325,264.06
  5. Step 5: Solve for x
    x = 1,300,403,325,264.06/1,298,608.34
  6. Step 6: Final answer
    x = 1,001,382.24

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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.