Home / 3,538,916.40-5,300,501.40-2,909,060.40

Finding the Fourth Proportional to 3,538,916.40, 5,300,501.40 and 2,909,060.40

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Solution

The fourth proportional to 3,538,916.40, 5,300,501.40 and 2,909,060.40 is: 4,357,118.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,916.40 : 5,300,501.40 = 2,909,060.40 : x
  2. Step 2: Convert to fraction form
    3,538,916.40/5,300,501.40 = 2,909,060.40/x
  3. Step 3: Cross multiply
    3,538,916.40x = 5,300,501.40 × 2,909,060.40
  4. Step 4: Simplify right side
    3,538,916.40x = 15,419,478,722,884.56
  5. Step 5: Solve for x
    x = 15,419,478,722,884.56/3,538,916.40
  6. Step 6: Final answer
    x = 4,357,118.67

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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.