Home / 3,820,055.55-5,729,460.63-1,123,750.32

Finding the Fourth Proportional to 3,820,055.55, 5,729,460.63 and 1,123,750.32

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Solution

The fourth proportional to 3,820,055.55, 5,729,460.63 and 1,123,750.32 is: 1,685,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,055.55 : 5,729,460.63 = 1,123,750.32 : x
  2. Step 2: Convert to fraction form
    3,820,055.55/5,729,460.63 = 1,123,750.32/x
  3. Step 3: Cross multiply
    3,820,055.55x = 5,729,460.63 × 1,123,750.32
  4. Step 4: Simplify right side
    3,820,055.55x = 6,438,483,216,389.90
  5. Step 5: Solve for x
    x = 6,438,483,216,389.90/3,820,055.55
  6. Step 6: Final answer
    x = 1,685,442.30

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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.