Home / 1,095,634.80-1,642,334.40-740,684.70

Finding the Fourth Proportional to 1,095,634.80, 1,642,334.40 and 740,684.70

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Solution

The fourth proportional to 1,095,634.80, 1,642,334.40 and 740,684.70 is: 1,110,271.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,634.80 : 1,642,334.40 = 740,684.70 : x
  2. Step 2: Convert to fraction form
    1,095,634.80/1,642,334.40 = 740,684.70/x
  3. Step 3: Cross multiply
    1,095,634.80x = 1,642,334.40 × 740,684.70
  4. Step 4: Simplify right side
    1,095,634.80x = 1,216,451,962,363.68
  5. Step 5: Solve for x
    x = 1,216,451,962,363.68/1,095,634.80
  6. Step 6: Final answer
    x = 1,110,271.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.