Home / 1,169,424.51-1,613,788.79-653,185.76

Finding the Fourth Proportional to 1,169,424.51, 1,613,788.79 and 653,185.76

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Solution

The fourth proportional to 1,169,424.51, 1,613,788.79 and 653,185.76 is: 901,386.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,424.51 : 1,613,788.79 = 653,185.76 : x
  2. Step 2: Convert to fraction form
    1,169,424.51/1,613,788.79 = 653,185.76/x
  3. Step 3: Cross multiply
    1,169,424.51x = 1,613,788.79 × 653,185.76
  4. Step 4: Simplify right side
    1,169,424.51x = 1,054,103,845,940.76
  5. Step 5: Solve for x
    x = 1,054,103,845,940.76/1,169,424.51
  6. Step 6: Final answer
    x = 901,386.83

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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.