Home / 1,124,413.92-1,686,620.88-325,695.74

Finding the Fourth Proportional to 1,124,413.92, 1,686,620.88 and 325,695.74

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Solution

The fourth proportional to 1,124,413.92, 1,686,620.88 and 325,695.74 is: 488,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,413.92 : 1,686,620.88 = 325,695.74 : x
  2. Step 2: Convert to fraction form
    1,124,413.92/1,686,620.88 = 325,695.74/x
  3. Step 3: Cross multiply
    1,124,413.92x = 1,686,620.88 × 325,695.74
  4. Step 4: Simplify right side
    1,124,413.92x = 549,325,227,177.95
  5. Step 5: Solve for x
    x = 549,325,227,177.95/1,124,413.92
  6. Step 6: Final answer
    x = 488,543.60

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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.