Home / 1,455,873.51-2,008,940.58-843,899.81

Finding the Fourth Proportional to 1,455,873.51, 2,008,940.58 and 843,899.81

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Solution

The fourth proportional to 1,455,873.51, 2,008,940.58 and 843,899.81 is: 1,164,486.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,873.51 : 2,008,940.58 = 843,899.81 : x
  2. Step 2: Convert to fraction form
    1,455,873.51/2,008,940.58 = 843,899.81/x
  3. Step 3: Cross multiply
    1,455,873.51x = 2,008,940.58 × 843,899.81
  4. Step 4: Simplify right side
    1,455,873.51x = 1,695,344,563,718.59
  5. Step 5: Solve for x
    x = 1,695,344,563,718.59/1,455,873.51
  6. Step 6: Final answer
    x = 1,164,486.17

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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.