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Finding the Fourth Proportional to 1,316,705.03, 1,817,052.94 and 713,093.03

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Solution

The fourth proportional to 1,316,705.03, 1,817,052.94 and 713,093.03 is: 984,068.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,705.03 : 1,817,052.94 = 713,093.03 : x
  2. Step 2: Convert to fraction form
    1,316,705.03/1,817,052.94 = 713,093.03/x
  3. Step 3: Cross multiply
    1,316,705.03x = 1,817,052.94 × 713,093.03
  4. Step 4: Simplify right side
    1,316,705.03x = 1,295,727,792,980.37
  5. Step 5: Solve for x
    x = 1,295,727,792,980.37/1,316,705.03
  6. Step 6: Final answer
    x = 984,068.38

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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.