Home / 1,146,650.80-1,582,379.11-630,413.47

Finding the Fourth Proportional to 1,146,650.80, 1,582,379.11 and 630,413.47

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Solution

The fourth proportional to 1,146,650.80, 1,582,379.11 and 630,413.47 is: 869,971.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,650.80 : 1,582,379.11 = 630,413.47 : x
  2. Step 2: Convert to fraction form
    1,146,650.80/1,582,379.11 = 630,413.47/x
  3. Step 3: Cross multiply
    1,146,650.80x = 1,582,379.11 × 630,413.47
  4. Step 4: Simplify right side
    1,146,650.80x = 997,553,114,580.08
  5. Step 5: Solve for x
    x = 997,553,114,580.08/1,146,650.80
  6. Step 6: Final answer
    x = 869,971.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.