Home / 1,009,413.46-1,393,457.06-622,298.06

Finding the Fourth Proportional to 1,009,413.46, 1,393,457.06 and 622,298.06

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Solution

The fourth proportional to 1,009,413.46, 1,393,457.06 and 622,298.06 is: 859,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,413.46 : 1,393,457.06 = 622,298.06 : x
  2. Step 2: Convert to fraction form
    1,009,413.46/1,393,457.06 = 622,298.06/x
  3. Step 3: Cross multiply
    1,009,413.46x = 1,393,457.06 × 622,298.06
  4. Step 4: Simplify right side
    1,009,413.46x = 867,145,615,052.53
  5. Step 5: Solve for x
    x = 867,145,615,052.53/1,009,413.46
  6. Step 6: Final answer
    x = 859,058.90

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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.