Home / 1,450,803.16-2,001,487.16-905,993.20

Finding the Fourth Proportional to 1,450,803.16, 2,001,487.16 and 905,993.20

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Solution

The fourth proportional to 1,450,803.16, 2,001,487.16 and 905,993.20 is: 1,249,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,803.16 : 2,001,487.16 = 905,993.20 : x
  2. Step 2: Convert to fraction form
    1,450,803.16/2,001,487.16 = 905,993.20/x
  3. Step 3: Cross multiply
    1,450,803.16x = 2,001,487.16 × 905,993.20
  4. Step 4: Simplify right side
    1,450,803.16x = 1,813,333,756,847.31
  5. Step 5: Solve for x
    x = 1,813,333,756,847.31/1,450,803.16
  6. Step 6: Final answer
    x = 1,249,882.69

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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.