Home / 671,830.40-1,007,745.60-671,830.40

Finding the Fourth Proportional to 671,830.40, 1,007,745.60 and 671,830.40

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Solution

The fourth proportional to 671,830.40, 1,007,745.60 and 671,830.40 is: 1,007,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,830.40 : 1,007,745.60 = 671,830.40 : x
  2. Step 2: Convert to fraction form
    671,830.40/1,007,745.60 = 671,830.40/x
  3. Step 3: Cross multiply
    671,830.40x = 1,007,745.60 × 671,830.40
  4. Step 4: Simplify right side
    671,830.40x = 677,034,129,546.24
  5. Step 5: Solve for x
    x = 677,034,129,546.24/671,830.40
  6. Step 6: Final answer
    x = 1,007,745.60

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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.