Home / 3,989,795.16-5,985,533.37-1,293,910.16

Finding the Fourth Proportional to 3,989,795.16, 5,985,533.37 and 1,293,910.16

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Solution

The fourth proportional to 3,989,795.16, 5,985,533.37 and 1,293,910.16 is: 1,941,137.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,795.16 : 5,985,533.37 = 1,293,910.16 : x
  2. Step 2: Convert to fraction form
    3,989,795.16/5,985,533.37 = 1,293,910.16/x
  3. Step 3: Cross multiply
    3,989,795.16x = 5,985,533.37 × 1,293,910.16
  4. Step 4: Simplify right side
    3,989,795.16x = 7,744,742,440,462.04
  5. Step 5: Solve for x
    x = 7,744,742,440,462.04/3,989,795.16
  6. Step 6: Final answer
    x = 1,941,137.86

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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.