Home / 1,054,458.21-1,455,145.08-571,012.29

Finding the Fourth Proportional to 1,054,458.21, 1,455,145.08 and 571,012.29

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Solution

The fourth proportional to 1,054,458.21, 1,455,145.08 and 571,012.29 is: 787,993.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,458.21 : 1,455,145.08 = 571,012.29 : x
  2. Step 2: Convert to fraction form
    1,054,458.21/1,455,145.08 = 571,012.29/x
  3. Step 3: Cross multiply
    1,054,458.21x = 1,455,145.08 × 571,012.29
  4. Step 4: Simplify right side
    1,054,458.21x = 830,905,724,413.03
  5. Step 5: Solve for x
    x = 830,905,724,413.03/1,054,458.21
  6. Step 6: Final answer
    x = 787,993.03

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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.