Home / 1,676,838.48-2,314,036.44-912,891.84

Finding the Fourth Proportional to 1,676,838.48, 2,314,036.44 and 912,891.84

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Solution

The fourth proportional to 1,676,838.48, 2,314,036.44 and 912,891.84 is: 1,259,790.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,838.48 : 2,314,036.44 = 912,891.84 : x
  2. Step 2: Convert to fraction form
    1,676,838.48/2,314,036.44 = 912,891.84/x
  3. Step 3: Cross multiply
    1,676,838.48x = 2,314,036.44 × 912,891.84
  4. Step 4: Simplify right side
    1,676,838.48x = 2,112,464,983,538.65
  5. Step 5: Solve for x
    x = 2,112,464,983,538.65/1,676,838.48
  6. Step 6: Final answer
    x = 1,259,790.38

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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.