Home / 1,731,218.28-2,389,204.90-956,832.45

Finding the Fourth Proportional to 1,731,218.28, 2,389,204.90 and 956,832.45

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Solution

The fourth proportional to 1,731,218.28, 2,389,204.90 and 956,832.45 is: 1,320,497.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,218.28 : 2,389,204.90 = 956,832.45 : x
  2. Step 2: Convert to fraction form
    1,731,218.28/2,389,204.90 = 956,832.45/x
  3. Step 3: Cross multiply
    1,731,218.28x = 2,389,204.90 × 956,832.45
  4. Step 4: Simplify right side
    1,731,218.28x = 2,286,068,778,019.01
  5. Step 5: Solve for x
    x = 2,286,068,778,019.01/1,731,218.28
  6. Step 6: Final answer
    x = 1,320,497.13

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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.