Home / 1,047,633.80-1,570,413.90-514,718.60

Finding the Fourth Proportional to 1,047,633.80, 1,570,413.90 and 514,718.60

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Solution

The fourth proportional to 1,047,633.80, 1,570,413.90 and 514,718.60 is: 771,568.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,633.80 : 1,570,413.90 = 514,718.60 : x
  2. Step 2: Convert to fraction form
    1,047,633.80/1,570,413.90 = 514,718.60/x
  3. Step 3: Cross multiply
    1,047,633.80x = 1,570,413.90 × 514,718.60
  4. Step 4: Simplify right side
    1,047,633.80x = 808,321,244,028.54
  5. Step 5: Solve for x
    x = 808,321,244,028.54/1,047,633.80
  6. Step 6: Final answer
    x = 771,568.50

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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.