Home / 1,055,638.29-1,456,741.81-572,193.06

Finding the Fourth Proportional to 1,055,638.29, 1,456,741.81 and 572,193.06

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Solution

The fourth proportional to 1,055,638.29, 1,456,741.81 and 572,193.06 is: 789,605.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,638.29 : 1,456,741.81 = 572,193.06 : x
  2. Step 2: Convert to fraction form
    1,055,638.29/1,456,741.81 = 572,193.06/x
  3. Step 3: Cross multiply
    1,055,638.29x = 1,456,741.81 × 572,193.06
  4. Step 4: Simplify right side
    1,055,638.29x = 833,537,553,893.84
  5. Step 5: Solve for x
    x = 833,537,553,893.84/1,055,638.29
  6. Step 6: Final answer
    x = 789,605.27

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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.