Home / 1,151,218.85-1,726,454.61-382,510.12

Finding the Fourth Proportional to 1,151,218.85, 1,726,454.61 and 382,510.12

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Solution

The fourth proportional to 1,151,218.85, 1,726,454.61 and 382,510.12 is: 573,641.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,218.85 : 1,726,454.61 = 382,510.12 : x
  2. Step 2: Convert to fraction form
    1,151,218.85/1,726,454.61 = 382,510.12/x
  3. Step 3: Cross multiply
    1,151,218.85x = 1,726,454.61 × 382,510.12
  4. Step 4: Simplify right side
    1,151,218.85x = 660,386,351,413.38
  5. Step 5: Solve for x
    x = 660,386,351,413.38/1,151,218.85
  6. Step 6: Final answer
    x = 573,641.02

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Double scale
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1.5x scale

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.