Home / 1,356,319.85-1,873,274.81-893,243.78

Finding the Fourth Proportional to 1,356,319.85, 1,873,274.81 and 893,243.78

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Solution

The fourth proportional to 1,356,319.85, 1,873,274.81 and 893,243.78 is: 1,233,699.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,319.85 : 1,873,274.81 = 893,243.78 : x
  2. Step 2: Convert to fraction form
    1,356,319.85/1,873,274.81 = 893,243.78/x
  3. Step 3: Cross multiply
    1,356,319.85x = 1,873,274.81 × 893,243.78
  4. Step 4: Simplify right side
    1,356,319.85x = 1,673,291,058,430.59
  5. Step 5: Solve for x
    x = 1,673,291,058,430.59/1,356,319.85
  6. Step 6: Final answer
    x = 1,233,699.46

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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.