Home / 1,055,637.51-1,456,740.74-572,192.28

Finding the Fourth Proportional to 1,055,637.51, 1,456,740.74 and 572,192.28

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Solution

The fourth proportional to 1,055,637.51, 1,456,740.74 and 572,192.28 is: 789,604.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,637.51 : 1,456,740.74 = 572,192.28 : x
  2. Step 2: Convert to fraction form
    1,055,637.51/1,456,740.74 = 572,192.28/x
  3. Step 3: Cross multiply
    1,055,637.51x = 1,456,740.74 × 572,192.28
  4. Step 4: Simplify right side
    1,055,637.51x = 833,535,798,105.78
  5. Step 5: Solve for x
    x = 833,535,798,105.78/1,055,637.51
  6. Step 6: Final answer
    x = 789,604.19

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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.