Home / 4,775,985.60-7,163,978.40-1,581,604.80

Finding the Fourth Proportional to 4,775,985.60, 7,163,978.40 and 1,581,604.80

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Solution

The fourth proportional to 4,775,985.60, 7,163,978.40 and 1,581,604.80 is: 2,372,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775,985.60 : 7,163,978.40 = 1,581,604.80 : x
  2. Step 2: Convert to fraction form
    4,775,985.60/7,163,978.40 = 1,581,604.80/x
  3. Step 3: Cross multiply
    4,775,985.60x = 7,163,978.40 × 1,581,604.80
  4. Step 4: Simplify right side
    4,775,985.60x = 11,330,582,624,536.32
  5. Step 5: Solve for x
    x = 11,330,582,624,536.32/4,775,985.60
  6. Step 6: Final answer
    x = 2,372,407.20

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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.