Home / 1,184,345.57-1,634,413.40-668,123.37

Finding the Fourth Proportional to 1,184,345.57, 1,634,413.40 and 668,123.37

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Solution

The fourth proportional to 1,184,345.57, 1,634,413.40 and 668,123.37 is: 922,019.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,345.57 : 1,634,413.40 = 668,123.37 : x
  2. Step 2: Convert to fraction form
    1,184,345.57/1,634,413.40 = 668,123.37/x
  3. Step 3: Cross multiply
    1,184,345.57x = 1,634,413.40 × 668,123.37
  4. Step 4: Simplify right side
    1,184,345.57x = 1,091,989,788,781.16
  5. Step 5: Solve for x
    x = 1,091,989,788,781.16/1,184,345.57
  6. Step 6: Final answer
    x = 922,019.57

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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.