Home / 1,186,385.73-1,779,661.59-476,413.75

Finding the Fourth Proportional to 1,186,385.73, 1,779,661.59 and 476,413.75

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Solution

The fourth proportional to 1,186,385.73, 1,779,661.59 and 476,413.75 is: 714,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,385.73 : 1,779,661.59 = 476,413.75 : x
  2. Step 2: Convert to fraction form
    1,186,385.73/1,779,661.59 = 476,413.75/x
  3. Step 3: Cross multiply
    1,186,385.73x = 1,779,661.59 × 476,413.75
  4. Step 4: Simplify right side
    1,186,385.73x = 847,855,251,822.86
  5. Step 5: Solve for x
    x = 847,855,251,822.86/1,186,385.73
  6. Step 6: Final answer
    x = 714,653.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.