Home / 1,640,156.40-2,460,234.60-753,692.40

Finding the Fourth Proportional to 1,640,156.40, 2,460,234.60 and 753,692.40

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Solution

The fourth proportional to 1,640,156.40, 2,460,234.60 and 753,692.40 is: 1,130,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,156.40 : 2,460,234.60 = 753,692.40 : x
  2. Step 2: Convert to fraction form
    1,640,156.40/2,460,234.60 = 753,692.40/x
  3. Step 3: Cross multiply
    1,640,156.40x = 2,460,234.60 × 753,692.40
  4. Step 4: Simplify right side
    1,640,156.40x = 1,854,260,120,237.04
  5. Step 5: Solve for x
    x = 1,854,260,120,237.04/1,640,156.40
  6. Step 6: Final answer
    x = 1,130,538.60

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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.