Home / 1,061,413.72-1,592,742.66-761,571.16

Finding the Fourth Proportional to 1,061,413.72, 1,592,742.66 and 761,571.16

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Solution

The fourth proportional to 1,061,413.72, 1,592,742.66 and 761,571.16 is: 1,142,803.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,413.72 : 1,592,742.66 = 761,571.16 : x
  2. Step 2: Convert to fraction form
    1,061,413.72/1,592,742.66 = 761,571.16/x
  3. Step 3: Cross multiply
    1,061,413.72x = 1,592,742.66 × 761,571.16
  4. Step 4: Simplify right side
    1,061,413.72x = 1,212,986,875,157.69
  5. Step 5: Solve for x
    x = 1,212,986,875,157.69/1,061,413.72
  6. Step 6: Final answer
    x = 1,142,803.09

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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.