Home / 1,299,099.28-1,792,987.86-955,434.10

Finding the Fourth Proportional to 1,299,099.28, 1,792,987.86 and 955,434.10

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Solution

The fourth proportional to 1,299,099.28, 1,792,987.86 and 955,434.10 is: 1,318,668.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,099.28 : 1,792,987.86 = 955,434.10 : x
  2. Step 2: Convert to fraction form
    1,299,099.28/1,792,987.86 = 955,434.10/x
  3. Step 3: Cross multiply
    1,299,099.28x = 1,792,987.86 × 955,434.10
  4. Step 4: Simplify right side
    1,299,099.28x = 1,713,081,742,330.03
  5. Step 5: Solve for x
    x = 1,713,081,742,330.03/1,299,099.28
  6. Step 6: Final answer
    x = 1,318,668.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.