Home / 913,551.33-1,370,320.83-714,039.51

Finding the Fourth Proportional to 913,551.33, 1,370,320.83 and 714,039.51

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Solution

The fourth proportional to 913,551.33, 1,370,320.83 and 714,039.51 is: 1,071,054.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,551.33 : 1,370,320.83 = 714,039.51 : x
  2. Step 2: Convert to fraction form
    913,551.33/1,370,320.83 = 714,039.51/x
  3. Step 3: Cross multiply
    913,551.33x = 1,370,320.83 × 714,039.51
  4. Step 4: Simplify right side
    913,551.33x = 978,463,213,995.99
  5. Step 5: Solve for x
    x = 978,463,213,995.99/913,551.33
  6. Step 6: Final answer
    x = 1,071,054.45

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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.