Home / 901,914.48-1,241,809.38-765,666

Finding the Fourth Proportional to 901,914.48, 1,241,809.38 and 765,666

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Solution

The fourth proportional to 901,914.48, 1,241,809.38 and 765,666 is: 1,054,214.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,914.48 : 1,241,809.38 = 765,666 : x
  2. Step 2: Convert to fraction form
    901,914.48/1,241,809.38 = 765,666/x
  3. Step 3: Cross multiply
    901,914.48x = 1,241,809.38 × 765,666
  4. Step 4: Simplify right side
    901,914.48x = 950,811,220,747.08
  5. Step 5: Solve for x
    x = 950,811,220,747.08/901,914.48
  6. Step 6: Final answer
    x = 1,054,214.39

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Double scale
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1.5x scale

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.