Home / 2,126,666.40-2,933,140.80-1,362,791.04

Finding the Fourth Proportional to 2,126,666.40, 2,933,140.80 and 1,362,791.04

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Solution

The fourth proportional to 2,126,666.40, 2,933,140.80 and 1,362,791.04 is: 1,879,588.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,666.40 : 2,933,140.80 = 1,362,791.04 : x
  2. Step 2: Convert to fraction form
    2,126,666.40/2,933,140.80 = 1,362,791.04/x
  3. Step 3: Cross multiply
    2,126,666.40x = 2,933,140.80 × 1,362,791.04
  4. Step 4: Simplify right side
    2,126,666.40x = 3,997,258,001,298.43
  5. Step 5: Solve for x
    x = 3,997,258,001,298.43/2,126,666.40
  6. Step 6: Final answer
    x = 1,879,588.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.