Home / 1,910,509.20-2,865,792.98-490,533.84

Finding the Fourth Proportional to 1,910,509.20, 2,865,792.98 and 490,533.84

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Solution

The fourth proportional to 1,910,509.20, 2,865,792.98 and 490,533.84 is: 735,808.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,509.20 : 2,865,792.98 = 490,533.84 : x
  2. Step 2: Convert to fraction form
    1,910,509.20/2,865,792.98 = 490,533.84/x
  3. Step 3: Cross multiply
    1,910,509.20x = 2,865,792.98 × 490,533.84
  4. Step 4: Simplify right side
    1,910,509.20x = 1,405,768,435,124.44
  5. Step 5: Solve for x
    x = 1,405,768,435,124.44/1,910,509.20
  6. Step 6: Final answer
    x = 735,808.25

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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.