Home / 1,265,413.60-1,899,963.60-893,087.20

Finding the Fourth Proportional to 1,265,413.60, 1,899,963.60 and 893,087.20

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Solution

The fourth proportional to 1,265,413.60, 1,899,963.60 and 893,087.20 is: 1,340,931.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,413.60 : 1,899,963.60 = 893,087.20 : x
  2. Step 2: Convert to fraction form
    1,265,413.60/1,899,963.60 = 893,087.20/x
  3. Step 3: Cross multiply
    1,265,413.60x = 1,899,963.60 × 893,087.20
  4. Step 4: Simplify right side
    1,265,413.60x = 1,696,833,171,625.92
  5. Step 5: Solve for x
    x = 1,696,833,171,625.92/1,265,413.60
  6. Step 6: Final answer
    x = 1,340,931.67

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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.