Home / 1,421,653.08-2,132,853.54-510,927.56

Finding the Fourth Proportional to 1,421,653.08, 2,132,853.54 and 510,927.56

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Solution

The fourth proportional to 1,421,653.08, 2,132,853.54 and 510,927.56 is: 766,525.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,653.08 : 2,132,853.54 = 510,927.56 : x
  2. Step 2: Convert to fraction form
    1,421,653.08/2,132,853.54 = 510,927.56/x
  3. Step 3: Cross multiply
    1,421,653.08x = 2,132,853.54 × 510,927.56
  4. Step 4: Simplify right side
    1,421,653.08x = 1,089,733,655,029.56
  5. Step 5: Solve for x
    x = 1,089,733,655,029.56/1,421,653.08
  6. Step 6: Final answer
    x = 766,525.72

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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.