Home / 1,886,661.28-2,603,461.04-1,070,881.60

Finding the Fourth Proportional to 1,886,661.28, 2,603,461.04 and 1,070,881.60

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Solution

The fourth proportional to 1,886,661.28, 2,603,461.04 and 1,070,881.60 is: 1,477,741.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,661.28 : 2,603,461.04 = 1,070,881.60 : x
  2. Step 2: Convert to fraction form
    1,886,661.28/2,603,461.04 = 1,070,881.60/x
  3. Step 3: Cross multiply
    1,886,661.28x = 2,603,461.04 × 1,070,881.60
  4. Step 4: Simplify right side
    1,886,661.28x = 2,787,998,524,052.86
  5. Step 5: Solve for x
    x = 2,787,998,524,052.86/1,886,661.28
  6. Step 6: Final answer
    x = 1,477,741.95

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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.