Home / 4,973,090.40-7,459,635.60-2,132,719.20

Finding the Fourth Proportional to 4,973,090.40, 7,459,635.60 and 2,132,719.20

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Solution

The fourth proportional to 4,973,090.40, 7,459,635.60 and 2,132,719.20 is: 3,199,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973,090.40 : 7,459,635.60 = 2,132,719.20 : x
  2. Step 2: Convert to fraction form
    4,973,090.40/7,459,635.60 = 2,132,719.20/x
  3. Step 3: Cross multiply
    4,973,090.40x = 7,459,635.60 × 2,132,719.20
  4. Step 4: Simplify right side
    4,973,090.40x = 15,909,308,069,123.52
  5. Step 5: Solve for x
    x = 15,909,308,069,123.52/4,973,090.40
  6. Step 6: Final answer
    x = 3,199,078.80

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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.