Home / 1,990,544.58-2,746,870.07-1,119,354.51

Finding the Fourth Proportional to 1,990,544.58, 2,746,870.07 and 1,119,354.51

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Solution

The fourth proportional to 1,990,544.58, 2,746,870.07 and 1,119,354.51 is: 1,544,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,544.58 : 2,746,870.07 = 1,119,354.51 : x
  2. Step 2: Convert to fraction form
    1,990,544.58/2,746,870.07 = 1,119,354.51/x
  3. Step 3: Cross multiply
    1,990,544.58x = 2,746,870.07 × 1,119,354.51
  4. Step 4: Simplify right side
    1,990,544.58x = 3,074,721,395,641.74
  5. Step 5: Solve for x
    x = 3,074,721,395,641.74/1,990,544.58
  6. Step 6: Final answer
    x = 1,544,663.42

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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.