Home / 3,818,478.40-5,729,303.78-1,545,609.49

Finding the Fourth Proportional to 3,818,478.40, 5,729,303.78 and 1,545,609.49

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Solution

The fourth proportional to 3,818,478.40, 5,729,303.78 and 1,545,609.49 is: 2,319,056.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,478.40 : 5,729,303.78 = 1,545,609.49 : x
  2. Step 2: Convert to fraction form
    3,818,478.40/5,729,303.78 = 1,545,609.49/x
  3. Step 3: Cross multiply
    3,818,478.40x = 5,729,303.78 × 1,545,609.49
  4. Step 4: Simplify right side
    3,818,478.40x = 8,855,266,293,460.87
  5. Step 5: Solve for x
    x = 8,855,266,293,460.87/3,818,478.40
  6. Step 6: Final answer
    x = 2,319,056.27

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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.