Home / 1,480,885.67-2,221,411.59-415,844.69

Finding the Fourth Proportional to 1,480,885.67, 2,221,411.59 and 415,844.69

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Solution

The fourth proportional to 1,480,885.67, 2,221,411.59 and 415,844.69 is: 623,790.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,885.67 : 2,221,411.59 = 415,844.69 : x
  2. Step 2: Convert to fraction form
    1,480,885.67/2,221,411.59 = 415,844.69/x
  3. Step 3: Cross multiply
    1,480,885.67x = 2,221,411.59 × 415,844.69
  4. Step 4: Simplify right side
    1,480,885.67x = 923,762,202,898.90
  5. Step 5: Solve for x
    x = 923,762,202,898.90/1,480,885.67
  6. Step 6: Final answer
    x = 623,790.36

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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.