Home / 1,008,039.30-1,512,058.95-1,001,040.90

Finding the Fourth Proportional to 1,008,039.30, 1,512,058.95 and 1,001,040.90

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Solution

The fourth proportional to 1,008,039.30, 1,512,058.95 and 1,001,040.90 is: 1,501,561.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,039.30 : 1,512,058.95 = 1,001,040.90 : x
  2. Step 2: Convert to fraction form
    1,008,039.30/1,512,058.95 = 1,001,040.90/x
  3. Step 3: Cross multiply
    1,008,039.30x = 1,512,058.95 × 1,001,040.90
  4. Step 4: Simplify right side
    1,008,039.30x = 1,513,632,852,161.06
  5. Step 5: Solve for x
    x = 1,513,632,852,161.06/1,008,039.30
  6. Step 6: Final answer
    x = 1,501,561.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.