Home / 1,486,918-2,052,121.80-883,306

Finding the Fourth Proportional to 1,486,918, 2,052,121.80 and 883,306

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Solution

The fourth proportional to 1,486,918, 2,052,121.80 and 883,306 is: 1,219,066.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,918 : 2,052,121.80 = 883,306 : x
  2. Step 2: Convert to fraction form
    1,486,918/2,052,121.80 = 883,306/x
  3. Step 3: Cross multiply
    1,486,918x = 2,052,121.80 × 883,306
  4. Step 4: Simplify right side
    1,486,918x = 1,812,651,498,670.80
  5. Step 5: Solve for x
    x = 1,812,651,498,670.80/1,486,918
  6. Step 6: Final answer
    x = 1,219,066.22

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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.