Home / 4,977,623.01-7,467,984.72-1,782,776.87

Finding the Fourth Proportional to 4,977,623.01, 7,467,984.72 and 1,782,776.87

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Solution

The fourth proportional to 4,977,623.01, 7,467,984.72 and 1,782,776.87 is: 2,674,720.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977,623.01 : 7,467,984.72 = 1,782,776.87 : x
  2. Step 2: Convert to fraction form
    4,977,623.01/7,467,984.72 = 1,782,776.87/x
  3. Step 3: Cross multiply
    4,977,623.01x = 7,467,984.72 × 1,782,776.87
  4. Step 4: Simplify right side
    4,977,623.01x = 13,313,750,386,989.50
  5. Step 5: Solve for x
    x = 13,313,750,386,989.50/4,977,623.01
  6. Step 6: Final answer
    x = 2,674,720.52

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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.