Home / 1,070,603.60-1,477,428.72-587,156

Finding the Fourth Proportional to 1,070,603.60, 1,477,428.72 and 587,156

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Solution

The fourth proportional to 1,070,603.60, 1,477,428.72 and 587,156 is: 810,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,603.60 : 1,477,428.72 = 587,156 : x
  2. Step 2: Convert to fraction form
    1,070,603.60/1,477,428.72 = 587,156/x
  3. Step 3: Cross multiply
    1,070,603.60x = 1,477,428.72 × 587,156
  4. Step 4: Simplify right side
    1,070,603.60x = 867,481,137,520.32
  5. Step 5: Solve for x
    x = 867,481,137,520.32/1,070,603.60
  6. Step 6: Final answer
    x = 810,272.95

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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.