Home / 1,376,867.42-2,064,017.07-465,415.73

Finding the Fourth Proportional to 1,376,867.42, 2,064,017.07 and 465,415.73

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Solution

The fourth proportional to 1,376,867.42, 2,064,017.07 and 465,415.73 is: 697,689.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,867.42 : 2,064,017.07 = 465,415.73 : x
  2. Step 2: Convert to fraction form
    1,376,867.42/2,064,017.07 = 465,415.73/x
  3. Step 3: Cross multiply
    1,376,867.42x = 2,064,017.07 × 465,415.73
  4. Step 4: Simplify right side
    1,376,867.42x = 960,626,008,786.49
  5. Step 5: Solve for x
    x = 960,626,008,786.49/1,376,867.42
  6. Step 6: Final answer
    x = 697,689.55

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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.