Home / 1,112,478.31-1,535,276.33-622,502.83

Finding the Fourth Proportional to 1,112,478.31, 1,535,276.33 and 622,502.83

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Solution

The fourth proportional to 1,112,478.31, 1,535,276.33 and 622,502.83 is: 859,085.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,478.31 : 1,535,276.33 = 622,502.83 : x
  2. Step 2: Convert to fraction form
    1,112,478.31/1,535,276.33 = 622,502.83/x
  3. Step 3: Cross multiply
    1,112,478.31x = 1,535,276.33 × 622,502.83
  4. Step 4: Simplify right side
    1,112,478.31x = 955,713,860,257.01
  5. Step 5: Solve for x
    x = 955,713,860,257.01/1,112,478.31
  6. Step 6: Final answer
    x = 859,085.39

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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.