Home / 1,618,504.77-2,233,395.12-1,036,701.54

Finding the Fourth Proportional to 1,618,504.77, 2,233,395.12 and 1,036,701.54

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Solution

The fourth proportional to 1,618,504.77, 2,233,395.12 and 1,036,701.54 is: 1,430,557.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,504.77 : 2,233,395.12 = 1,036,701.54 : x
  2. Step 2: Convert to fraction form
    1,618,504.77/2,233,395.12 = 1,036,701.54/x
  3. Step 3: Cross multiply
    1,618,504.77x = 2,233,395.12 × 1,036,701.54
  4. Step 4: Simplify right side
    1,618,504.77x = 2,315,364,160,332.49
  5. Step 5: Solve for x
    x = 2,315,364,160,332.49/1,618,504.77
  6. Step 6: Final answer
    x = 1,430,557.51

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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.