Home / 1,560,599.72-2,340,899.58-438,668.72

Finding the Fourth Proportional to 1,560,599.72, 2,340,899.58 and 438,668.72

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Solution

The fourth proportional to 1,560,599.72, 2,340,899.58 and 438,668.72 is: 658,003.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,599.72 : 2,340,899.58 = 438,668.72 : x
  2. Step 2: Convert to fraction form
    1,560,599.72/2,340,899.58 = 438,668.72/x
  3. Step 3: Cross multiply
    1,560,599.72x = 2,340,899.58 × 438,668.72
  4. Step 4: Simplify right side
    1,560,599.72x = 1,026,879,418,658.51
  5. Step 5: Solve for x
    x = 1,026,879,418,658.51/1,560,599.72
  6. Step 6: Final answer
    x = 658,003.08

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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.