Home / 1,481,529.89-2,044,510.53-869,682.66

Finding the Fourth Proportional to 1,481,529.89, 2,044,510.53 and 869,682.66

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Solution

The fourth proportional to 1,481,529.89, 2,044,510.53 and 869,682.66 is: 1,200,161.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,529.89 : 2,044,510.53 = 869,682.66 : x
  2. Step 2: Convert to fraction form
    1,481,529.89/2,044,510.53 = 869,682.66/x
  3. Step 3: Cross multiply
    1,481,529.89x = 2,044,510.53 × 869,682.66
  4. Step 4: Simplify right side
    1,481,529.89x = 1,778,075,356,128.41
  5. Step 5: Solve for x
    x = 1,778,075,356,128.41/1,481,529.89
  6. Step 6: Final answer
    x = 1,200,161.65

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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.