Home / 1,340,605.20-1,850,014.44-736,980.24

Finding the Fourth Proportional to 1,340,605.20, 1,850,014.44 and 736,980.24

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Solution

The fourth proportional to 1,340,605.20, 1,850,014.44 and 736,980.24 is: 1,017,021.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,605.20 : 1,850,014.44 = 736,980.24 : x
  2. Step 2: Convert to fraction form
    1,340,605.20/1,850,014.44 = 736,980.24/x
  3. Step 3: Cross multiply
    1,340,605.20x = 1,850,014.44 × 736,980.24
  4. Step 4: Simplify right side
    1,340,605.20x = 1,363,424,085,994.67
  5. Step 5: Solve for x
    x = 1,363,424,085,994.67/1,340,605.20
  6. Step 6: Final answer
    x = 1,017,021.33

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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.