Home / 1,620,167.28-2,235,849.54-894,999.81

Finding the Fourth Proportional to 1,620,167.28, 2,235,849.54 and 894,999.81

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Solution

The fourth proportional to 1,620,167.28, 2,235,849.54 and 894,999.81 is: 1,235,110.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,167.28 : 2,235,849.54 = 894,999.81 : x
  2. Step 2: Convert to fraction form
    1,620,167.28/2,235,849.54 = 894,999.81/x
  3. Step 3: Cross multiply
    1,620,167.28x = 2,235,849.54 × 894,999.81
  4. Step 4: Simplify right side
    1,620,167.28x = 2,001,084,913,488.59
  5. Step 5: Solve for x
    x = 2,001,084,913,488.59/1,620,167.28
  6. Step 6: Final answer
    x = 1,235,110.06

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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.