Home / 1,411,364.92-2,117,049.03-386,703.87

Finding the Fourth Proportional to 1,411,364.92, 2,117,049.03 and 386,703.87

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Solution

The fourth proportional to 1,411,364.92, 2,117,049.03 and 386,703.87 is: 580,056.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,364.92 : 2,117,049.03 = 386,703.87 : x
  2. Step 2: Convert to fraction form
    1,411,364.92/2,117,049.03 = 386,703.87/x
  3. Step 3: Cross multiply
    1,411,364.92x = 2,117,049.03 × 386,703.87
  4. Step 4: Simplify right side
    1,411,364.92x = 818,671,040,361.98
  5. Step 5: Solve for x
    x = 818,671,040,361.98/1,411,364.92
  6. Step 6: Final answer
    x = 580,056.25

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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.