Home / 1,980,184.23-2,971,289.22-942,707.05

Finding the Fourth Proportional to 1,980,184.23, 2,971,289.22 and 942,707.05

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Solution

The fourth proportional to 1,980,184.23, 2,971,289.22 and 942,707.05 is: 1,414,542.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,184.23 : 2,971,289.22 = 942,707.05 : x
  2. Step 2: Convert to fraction form
    1,980,184.23/2,971,289.22 = 942,707.05/x
  3. Step 3: Cross multiply
    1,980,184.23x = 2,971,289.22 × 942,707.05
  4. Step 4: Simplify right side
    1,980,184.23x = 2,801,055,284,319.63
  5. Step 5: Solve for x
    x = 2,801,055,284,319.63/1,980,184.23
  6. Step 6: Final answer
    x = 1,414,542.77

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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.