Home / 1,184,675.40-1,634,711.13-668,399.54

Finding the Fourth Proportional to 1,184,675.40, 1,634,711.13 and 668,399.54

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Solution

The fourth proportional to 1,184,675.40, 1,634,711.13 and 668,399.54 is: 922,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,675.40 : 1,634,711.13 = 668,399.54 : x
  2. Step 2: Convert to fraction form
    1,184,675.40/1,634,711.13 = 668,399.54/x
  3. Step 3: Cross multiply
    1,184,675.40x = 1,634,711.13 × 668,399.54
  4. Step 4: Simplify right side
    1,184,675.40x = 1,092,640,159,151.32
  5. Step 5: Solve for x
    x = 1,092,640,159,151.32/1,184,675.40
  6. Step 6: Final answer
    x = 922,311.85

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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.