Home / 1,006,413.56-1,388,861.70-547,530.72

Finding the Fourth Proportional to 1,006,413.56, 1,388,861.70 and 547,530.72

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Solution

The fourth proportional to 1,006,413.56, 1,388,861.70 and 547,530.72 is: 755,598.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,413.56 : 1,388,861.70 = 547,530.72 : x
  2. Step 2: Convert to fraction form
    1,006,413.56/1,388,861.70 = 547,530.72/x
  3. Step 3: Cross multiply
    1,006,413.56x = 1,388,861.70 × 547,530.72
  4. Step 4: Simplify right side
    1,006,413.56x = 760,444,446,581.42
  5. Step 5: Solve for x
    x = 760,444,446,581.42/1,006,413.56
  6. Step 6: Final answer
    x = 755,598.37

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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.