Home / 1,530,285-2,111,809.48-841,965.90

Finding the Fourth Proportional to 1,530,285, 2,111,809.48 and 841,965.90

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Solution

The fourth proportional to 1,530,285, 2,111,809.48 and 841,965.90 is: 1,161,921.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,285 : 2,111,809.48 = 841,965.90 : x
  2. Step 2: Convert to fraction form
    1,530,285/2,111,809.48 = 841,965.90/x
  3. Step 3: Cross multiply
    1,530,285x = 2,111,809.48 × 841,965.90
  4. Step 4: Simplify right side
    1,530,285x = 1,778,071,567,351.82
  5. Step 5: Solve for x
    x = 1,778,071,567,351.82/1,530,285
  6. Step 6: Final answer
    x = 1,161,921.84

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Double scale
Find fourth proportional to 1,530,286, 2,111,810.86 and 841,966.90
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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.