Home / 1,023,315.98-1,535,131.74-349,239.56

Finding the Fourth Proportional to 1,023,315.98, 1,535,131.74 and 349,239.56

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Solution

The fourth proportional to 1,023,315.98, 1,535,131.74 and 349,239.56 is: 523,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,315.98 : 1,535,131.74 = 349,239.56 : x
  2. Step 2: Convert to fraction form
    1,023,315.98/1,535,131.74 = 349,239.56/x
  3. Step 3: Cross multiply
    1,023,315.98x = 1,535,131.74 × 349,239.56
  4. Step 4: Simplify right side
    1,023,315.98x = 536,128,733,419.63
  5. Step 5: Solve for x
    x = 536,128,733,419.63/1,023,315.98
  6. Step 6: Final answer
    x = 523,913.18

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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.