Home / 1,372,302.06-1,893,788-760,465.11

Finding the Fourth Proportional to 1,372,302.06, 1,893,788 and 760,465.11

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Solution

The fourth proportional to 1,372,302.06, 1,893,788 and 760,465.11 is: 1,049,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,302.06 : 1,893,788 = 760,465.11 : x
  2. Step 2: Convert to fraction form
    1,372,302.06/1,893,788 = 760,465.11/x
  3. Step 3: Cross multiply
    1,372,302.06x = 1,893,788 × 760,465.11
  4. Step 4: Simplify right side
    1,372,302.06x = 1,440,159,699,736.68
  5. Step 5: Solve for x
    x = 1,440,159,699,736.68/1,372,302.06
  6. Step 6: Final answer
    x = 1,049,448.03

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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.