Home / 1,614,491.52-2,225,670.72-1,129,554.24

Finding the Fourth Proportional to 1,614,491.52, 2,225,670.72 and 1,129,554.24

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Solution

The fourth proportional to 1,614,491.52, 2,225,670.72 and 1,129,554.24 is: 1,557,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,491.52 : 2,225,670.72 = 1,129,554.24 : x
  2. Step 2: Convert to fraction form
    1,614,491.52/2,225,670.72 = 1,129,554.24/x
  3. Step 3: Cross multiply
    1,614,491.52x = 2,225,670.72 × 1,129,554.24
  4. Step 4: Simplify right side
    1,614,491.52x = 2,514,015,798,619.85
  5. Step 5: Solve for x
    x = 2,514,015,798,619.85/1,614,491.52
  6. Step 6: Final answer
    x = 1,557,156.40

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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.