Home / 1,161,032.36-1,602,277.83-644,788.52

Finding the Fourth Proportional to 1,161,032.36, 1,602,277.83 and 644,788.52

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Solution

The fourth proportional to 1,161,032.36, 1,602,277.83 and 644,788.52 is: 889,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,032.36 : 1,602,277.83 = 644,788.52 : x
  2. Step 2: Convert to fraction form
    1,161,032.36/1,602,277.83 = 644,788.52/x
  3. Step 3: Cross multiply
    1,161,032.36x = 1,602,277.83 × 644,788.52
  4. Step 4: Simplify right side
    1,161,032.36x = 1,033,130,342,623.12
  5. Step 5: Solve for x
    x = 1,033,130,342,623.12/1,161,032.36
  6. Step 6: Final answer
    x = 889,837.68

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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.