Home / 1,686,500.80-2,524,502.40-974,413.60

Finding the Fourth Proportional to 1,686,500.80, 2,524,502.40 and 974,413.60

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Solution

The fourth proportional to 1,686,500.80, 2,524,502.40 and 974,413.60 is: 1,458,587.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,500.80 : 2,524,502.40 = 974,413.60 : x
  2. Step 2: Convert to fraction form
    1,686,500.80/2,524,502.40 = 974,413.60/x
  3. Step 3: Cross multiply
    1,686,500.80x = 2,524,502.40 × 974,413.60
  4. Step 4: Simplify right side
    1,686,500.80x = 2,459,909,471,792.64
  5. Step 5: Solve for x
    x = 2,459,909,471,792.64/1,686,500.80
  6. Step 6: Final answer
    x = 1,458,587.79

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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.