Home / 1,616,872.20-2,425,308.30-479,675.40

Finding the Fourth Proportional to 1,616,872.20, 2,425,308.30 and 479,675.40

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Solution

The fourth proportional to 1,616,872.20, 2,425,308.30 and 479,675.40 is: 719,513.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,872.20 : 2,425,308.30 = 479,675.40 : x
  2. Step 2: Convert to fraction form
    1,616,872.20/2,425,308.30 = 479,675.40/x
  3. Step 3: Cross multiply
    1,616,872.20x = 2,425,308.30 × 479,675.40
  4. Step 4: Simplify right side
    1,616,872.20x = 1,163,360,728,925.82
  5. Step 5: Solve for x
    x = 1,163,360,728,925.82/1,616,872.20
  6. Step 6: Final answer
    x = 719,513.10

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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.