Home / 1,567,317.20-2,350,975.80-385,365.20

Finding the Fourth Proportional to 1,567,317.20, 2,350,975.80 and 385,365.20

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Solution

The fourth proportional to 1,567,317.20, 2,350,975.80 and 385,365.20 is: 578,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,317.20 : 2,350,975.80 = 385,365.20 : x
  2. Step 2: Convert to fraction form
    1,567,317.20/2,350,975.80 = 385,365.20/x
  3. Step 3: Cross multiply
    1,567,317.20x = 2,350,975.80 × 385,365.20
  4. Step 4: Simplify right side
    1,567,317.20x = 905,984,259,362.16
  5. Step 5: Solve for x
    x = 905,984,259,362.16/1,567,317.20
  6. Step 6: Final answer
    x = 578,047.80

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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.