Home / 1,015,413.57-1,523,137.64-384,624.45

Finding the Fourth Proportional to 1,015,413.57, 1,523,137.64 and 384,624.45

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Solution

The fourth proportional to 1,015,413.57, 1,523,137.64 and 384,624.45 is: 576,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,413.57 : 1,523,137.64 = 384,624.45 : x
  2. Step 2: Convert to fraction form
    1,015,413.57/1,523,137.64 = 384,624.45/x
  3. Step 3: Cross multiply
    1,015,413.57x = 1,523,137.64 × 384,624.45
  4. Step 4: Simplify right side
    1,015,413.57x = 585,835,975,136.18
  5. Step 5: Solve for x
    x = 585,835,975,136.18/1,015,413.57
  6. Step 6: Final answer
    x = 576,943.22

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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.