Home / 1,548,125.60-2,136,413.22-869,061.56

Finding the Fourth Proportional to 1,548,125.60, 2,136,413.22 and 869,061.56

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Solution

The fourth proportional to 1,548,125.60, 2,136,413.22 and 869,061.56 is: 1,199,304.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,125.60 : 2,136,413.22 = 869,061.56 : x
  2. Step 2: Convert to fraction form
    1,548,125.60/2,136,413.22 = 869,061.56/x
  3. Step 3: Cross multiply
    1,548,125.60x = 2,136,413.22 × 869,061.56
  4. Step 4: Simplify right side
    1,548,125.60x = 1,856,674,605,777.82
  5. Step 5: Solve for x
    x = 1,856,674,605,777.82/1,548,125.60
  6. Step 6: Final answer
    x = 1,199,304.89

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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.