Home / 1,370,823-1,888,355.60-1,166,218.62

Finding the Fourth Proportional to 1,370,823, 1,888,355.60 and 1,166,218.62

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Solution

The fourth proportional to 1,370,823, 1,888,355.60 and 1,166,218.62 is: 1,606,506.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,823 : 1,888,355.60 = 1,166,218.62 : x
  2. Step 2: Convert to fraction form
    1,370,823/1,888,355.60 = 1,166,218.62/x
  3. Step 3: Cross multiply
    1,370,823x = 1,888,355.60 × 1,166,218.62
  4. Step 4: Simplify right side
    1,370,823x = 2,202,235,461,901.27
  5. Step 5: Solve for x
    x = 2,202,235,461,901.27/1,370,823
  6. Step 6: Final answer
    x = 1,606,506.06

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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.