Home / 1,439,446.82-2,159,172.96-374,487.16

Finding the Fourth Proportional to 1,439,446.82, 2,159,172.96 and 374,487.16

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Solution

The fourth proportional to 1,439,446.82, 2,159,172.96 and 374,487.16 is: 561,731.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,446.82 : 2,159,172.96 = 374,487.16 : x
  2. Step 2: Convert to fraction form
    1,439,446.82/2,159,172.96 = 374,487.16/x
  3. Step 3: Cross multiply
    1,439,446.82x = 2,159,172.96 × 374,487.16
  4. Step 4: Simplify right side
    1,439,446.82x = 808,582,549,739.19
  5. Step 5: Solve for x
    x = 808,582,549,739.19/1,439,446.82
  6. Step 6: Final answer
    x = 561,731.45

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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.