Home / 1,070,897.80-1,603,236.30-1,039,793.80

Finding the Fourth Proportional to 1,070,897.80, 1,603,236.30 and 1,039,793.80

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Solution

The fourth proportional to 1,070,897.80, 1,603,236.30 and 1,039,793.80 is: 1,556,670.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,897.80 : 1,603,236.30 = 1,039,793.80 : x
  2. Step 2: Convert to fraction form
    1,070,897.80/1,603,236.30 = 1,039,793.80/x
  3. Step 3: Cross multiply
    1,070,897.80x = 1,603,236.30 × 1,039,793.80
  4. Step 4: Simplify right side
    1,070,897.80x = 1,667,035,164,674.94
  5. Step 5: Solve for x
    x = 1,667,035,164,674.94/1,070,897.80
  6. Step 6: Final answer
    x = 1,556,670.64

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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.