Home / 2,695,128.40-4,042,692.60-2,500,266.70

Finding the Fourth Proportional to 2,695,128.40, 4,042,692.60 and 2,500,266.70

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Solution

The fourth proportional to 2,695,128.40, 4,042,692.60 and 2,500,266.70 is: 3,750,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,128.40 : 4,042,692.60 = 2,500,266.70 : x
  2. Step 2: Convert to fraction form
    2,695,128.40/4,042,692.60 = 2,500,266.70/x
  3. Step 3: Cross multiply
    2,695,128.40x = 4,042,692.60 × 2,500,266.70
  4. Step 4: Simplify right side
    2,695,128.40x = 10,107,809,686,116.42
  5. Step 5: Solve for x
    x = 10,107,809,686,116.42/2,695,128.40
  6. Step 6: Final answer
    x = 3,750,400.05

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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.