Home / 957,603.60-1,436,405.40-839,408.40

Finding the Fourth Proportional to 957,603.60, 1,436,405.40 and 839,408.40

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Solution

The fourth proportional to 957,603.60, 1,436,405.40 and 839,408.40 is: 1,259,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,603.60 : 1,436,405.40 = 839,408.40 : x
  2. Step 2: Convert to fraction form
    957,603.60/1,436,405.40 = 839,408.40/x
  3. Step 3: Cross multiply
    957,603.60x = 1,436,405.40 × 839,408.40
  4. Step 4: Simplify right side
    957,603.60x = 1,205,730,758,565.36
  5. Step 5: Solve for x
    x = 1,205,730,758,565.36/957,603.60
  6. Step 6: Final answer
    x = 1,259,112.60

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1.5x scale

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.