Home / 2,903,876.20-4,353,740.70-1,642,090.60

Finding the Fourth Proportional to 2,903,876.20, 4,353,740.70 and 1,642,090.60

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Solution

The fourth proportional to 2,903,876.20, 4,353,740.70 and 1,642,090.60 is: 2,461,963.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903,876.20 : 4,353,740.70 = 1,642,090.60 : x
  2. Step 2: Convert to fraction form
    2,903,876.20/4,353,740.70 = 1,642,090.60/x
  3. Step 3: Cross multiply
    2,903,876.20x = 4,353,740.70 × 1,642,090.60
  4. Step 4: Simplify right side
    2,903,876.20x = 7,149,236,678,307.42
  5. Step 5: Solve for x
    x = 7,149,236,678,307.42/2,903,876.20
  6. Step 6: Final answer
    x = 2,461,963.32

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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.