Home / 1,323,219.94-1,826,074.96-742,486.03

Finding the Fourth Proportional to 1,323,219.94, 1,826,074.96 and 742,486.03

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Solution

The fourth proportional to 1,323,219.94, 1,826,074.96 and 742,486.03 is: 1,024,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,219.94 : 1,826,074.96 = 742,486.03 : x
  2. Step 2: Convert to fraction form
    1,323,219.94/1,826,074.96 = 742,486.03/x
  3. Step 3: Cross multiply
    1,323,219.94x = 1,826,074.96 × 742,486.03
  4. Step 4: Simplify right side
    1,323,219.94x = 1,355,835,141,111.41
  5. Step 5: Solve for x
    x = 1,355,835,141,111.41/1,323,219.94
  6. Step 6: Final answer
    x = 1,024,648.36

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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.