Home / 5,157,419.60-7,736,129.40-2,606,502.80

Finding the Fourth Proportional to 5,157,419.60, 7,736,129.40 and 2,606,502.80

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Solution

The fourth proportional to 5,157,419.60, 7,736,129.40 and 2,606,502.80 is: 3,909,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157,419.60 : 7,736,129.40 = 2,606,502.80 : x
  2. Step 2: Convert to fraction form
    5,157,419.60/7,736,129.40 = 2,606,502.80/x
  3. Step 3: Cross multiply
    5,157,419.60x = 7,736,129.40 × 2,606,502.80
  4. Step 4: Simplify right side
    5,157,419.60x = 20,164,242,942,262.32
  5. Step 5: Solve for x
    x = 20,164,242,942,262.32/5,157,419.60
  6. Step 6: Final answer
    x = 3,909,754.20

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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.