Home / 965,723.80-1,448,585.70-742,212.40

Finding the Fourth Proportional to 965,723.80, 1,448,585.70 and 742,212.40

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Solution

The fourth proportional to 965,723.80, 1,448,585.70 and 742,212.40 is: 1,113,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,723.80 : 1,448,585.70 = 742,212.40 : x
  2. Step 2: Convert to fraction form
    965,723.80/1,448,585.70 = 742,212.40/x
  3. Step 3: Cross multiply
    965,723.80x = 1,448,585.70 × 742,212.40
  4. Step 4: Simplify right side
    965,723.80x = 1,075,158,269,002.68
  5. Step 5: Solve for x
    x = 1,075,158,269,002.68/965,723.80
  6. Step 6: Final answer
    x = 1,113,318.60

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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.