Home / 4,489,136.10-6,734,688.30-1,455,985.80

Finding the Fourth Proportional to 4,489,136.10, 6,734,688.30 and 1,455,985.80

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Solution

The fourth proportional to 4,489,136.10, 6,734,688.30 and 1,455,985.80 is: 2,184,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489,136.10 : 6,734,688.30 = 1,455,985.80 : x
  2. Step 2: Convert to fraction form
    4,489,136.10/6,734,688.30 = 1,455,985.80/x
  3. Step 3: Cross multiply
    4,489,136.10x = 6,734,688.30 × 1,455,985.80
  4. Step 4: Simplify right side
    4,489,136.10x = 9,805,610,532,226.14
  5. Step 5: Solve for x
    x = 9,805,610,532,226.14/4,489,136.10
  6. Step 6: Final answer
    x = 2,184,297.89

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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.