Home / 1,543,306.60-2,314,182.30-912,413.80

Finding the Fourth Proportional to 1,543,306.60, 2,314,182.30 and 912,413.80

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Solution

The fourth proportional to 1,543,306.60, 2,314,182.30 and 912,413.80 is: 1,368,160.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,306.60 : 2,314,182.30 = 912,413.80 : x
  2. Step 2: Convert to fraction form
    1,543,306.60/2,314,182.30 = 912,413.80/x
  3. Step 3: Cross multiply
    1,543,306.60x = 2,314,182.30 × 912,413.80
  4. Step 4: Simplify right side
    1,543,306.60x = 2,111,491,866,235.74
  5. Step 5: Solve for x
    x = 2,111,491,866,235.74/1,543,306.60
  6. Step 6: Final answer
    x = 1,368,160.98

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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.