Home / 1,325,176.38-1,828,693.56-809,792.06

Finding the Fourth Proportional to 1,325,176.38, 1,828,693.56 and 809,792.06

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Solution

The fourth proportional to 1,325,176.38, 1,828,693.56 and 809,792.06 is: 1,117,482.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,176.38 : 1,828,693.56 = 809,792.06 : x
  2. Step 2: Convert to fraction form
    1,325,176.38/1,828,693.56 = 809,792.06/x
  3. Step 3: Cross multiply
    1,325,176.38x = 1,828,693.56 × 809,792.06
  4. Step 4: Simplify right side
    1,325,176.38x = 1,480,861,525,061.13
  5. Step 5: Solve for x
    x = 1,480,861,525,061.13/1,325,176.38
  6. Step 6: Final answer
    x = 1,117,482.58

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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.