Home / 1,080,685.50-1,619,699.63-606,374.40

Finding the Fourth Proportional to 1,080,685.50, 1,619,699.63 and 606,374.40

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Solution

The fourth proportional to 1,080,685.50, 1,619,699.63 and 606,374.40 is: 908,816.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,685.50 : 1,619,699.63 = 606,374.40 : x
  2. Step 2: Convert to fraction form
    1,080,685.50/1,619,699.63 = 606,374.40/x
  3. Step 3: Cross multiply
    1,080,685.50x = 1,619,699.63 × 606,374.40
  4. Step 4: Simplify right side
    1,080,685.50x = 982,144,388,289.60
  5. Step 5: Solve for x
    x = 982,144,388,289.60/1,080,685.50
  6. Step 6: Final answer
    x = 908,816.11

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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.