Home / 946,013.40-1,419,020.10-909,271.80

Finding the Fourth Proportional to 946,013.40, 1,419,020.10 and 909,271.80

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Solution

The fourth proportional to 946,013.40, 1,419,020.10 and 909,271.80 is: 1,363,907.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,013.40 : 1,419,020.10 = 909,271.80 : x
  2. Step 2: Convert to fraction form
    946,013.40/1,419,020.10 = 909,271.80/x
  3. Step 3: Cross multiply
    946,013.40x = 1,419,020.10 × 909,271.80
  4. Step 4: Simplify right side
    946,013.40x = 1,290,274,960,563.18
  5. Step 5: Solve for x
    x = 1,290,274,960,563.18/946,013.40
  6. Step 6: Final answer
    x = 1,363,907.70

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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.