Home / 1,484,343.56-2,048,587.07-831,218.24

Finding the Fourth Proportional to 1,484,343.56, 2,048,587.07 and 831,218.24

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Solution

The fourth proportional to 1,484,343.56, 2,048,587.07 and 831,218.24 is: 1,147,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,343.56 : 2,048,587.07 = 831,218.24 : x
  2. Step 2: Convert to fraction form
    1,484,343.56/2,048,587.07 = 831,218.24/x
  3. Step 3: Cross multiply
    1,484,343.56x = 2,048,587.07 × 831,218.24
  4. Step 4: Simplify right side
    1,484,343.56x = 1,702,822,939,777.53
  5. Step 5: Solve for x
    x = 1,702,822,939,777.53/1,484,343.56
  6. Step 6: Final answer
    x = 1,147,189.22

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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.