Home / 839,219.96-1,258,838.67-671,804.51

Finding the Fourth Proportional to 839,219.96, 1,258,838.67 and 671,804.51

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Solution

The fourth proportional to 839,219.96, 1,258,838.67 and 671,804.51 is: 1,007,713.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,219.96 : 1,258,838.67 = 671,804.51 : x
  2. Step 2: Convert to fraction form
    839,219.96/1,258,838.67 = 671,804.51/x
  3. Step 3: Cross multiply
    839,219.96x = 1,258,838.67 × 671,804.51
  4. Step 4: Simplify right side
    839,219.96x = 845,693,492,093.48
  5. Step 5: Solve for x
    x = 845,693,492,093.48/839,219.96
  6. Step 6: Final answer
    x = 1,007,713.75

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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.