Home / 1,301,999.49-1,796,468.70-785,837.13

Finding the Fourth Proportional to 1,301,999.49, 1,796,468.70 and 785,837.13

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Solution

The fourth proportional to 1,301,999.49, 1,796,468.70 and 785,837.13 is: 1,084,279.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,999.49 : 1,796,468.70 = 785,837.13 : x
  2. Step 2: Convert to fraction form
    1,301,999.49/1,796,468.70 = 785,837.13/x
  3. Step 3: Cross multiply
    1,301,999.49x = 1,796,468.70 × 785,837.13
  4. Step 4: Simplify right side
    1,301,999.49x = 1,411,731,807,342.83
  5. Step 5: Solve for x
    x = 1,411,731,807,342.83/1,301,999.49
  6. Step 6: Final answer
    x = 1,084,279.85

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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.