Home / 1,019,830.55-1,407,268.49-560,937.81

Finding the Fourth Proportional to 1,019,830.55, 1,407,268.49 and 560,937.81

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Solution

The fourth proportional to 1,019,830.55, 1,407,268.49 and 560,937.81 is: 774,040.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,830.55 : 1,407,268.49 = 560,937.81 : x
  2. Step 2: Convert to fraction form
    1,019,830.55/1,407,268.49 = 560,937.81/x
  3. Step 3: Cross multiply
    1,019,830.55x = 1,407,268.49 × 560,937.81
  4. Step 4: Simplify right side
    1,019,830.55x = 789,390,099,419.29
  5. Step 5: Solve for x
    x = 789,390,099,419.29/1,019,830.55
  6. Step 6: Final answer
    x = 774,040.45

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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.