Home / 1,450,616.40-2,001,339-829,968.21

Finding the Fourth Proportional to 1,450,616.40, 2,001,339 and 829,968.21

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Solution

The fourth proportional to 1,450,616.40, 2,001,339 and 829,968.21 is: 1,145,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,616.40 : 2,001,339 = 829,968.21 : x
  2. Step 2: Convert to fraction form
    1,450,616.40/2,001,339 = 829,968.21/x
  3. Step 3: Cross multiply
    1,450,616.40x = 2,001,339 × 829,968.21
  4. Step 4: Simplify right side
    1,450,616.40x = 1,661,047,747,433.19
  5. Step 5: Solve for x
    x = 1,661,047,747,433.19/1,450,616.40
  6. Step 6: Final answer
    x = 1,145,063.40

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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.