Home / 1,112,368.59-1,666,645.83-746,945.19

Finding the Fourth Proportional to 1,112,368.59, 1,666,645.83 and 746,945.19

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Solution

The fourth proportional to 1,112,368.59, 1,666,645.83 and 746,945.19 is: 1,119,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,368.59 : 1,666,645.83 = 746,945.19 : x
  2. Step 2: Convert to fraction form
    1,112,368.59/1,666,645.83 = 746,945.19/x
  3. Step 3: Cross multiply
    1,112,368.59x = 1,666,645.83 × 746,945.19
  4. Step 4: Simplify right side
    1,112,368.59x = 1,244,893,086,152.06
  5. Step 5: Solve for x
    x = 1,244,893,086,152.06/1,112,368.59
  6. Step 6: Final answer
    x = 1,119,137.22

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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.