Home / 1,000,955.52-1,503,828.55-641,829.98

Finding the Fourth Proportional to 1,000,955.52, 1,503,828.55 and 641,829.98

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Solution

The fourth proportional to 1,000,955.52, 1,503,828.55 and 641,829.98 is: 964,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,955.52 : 1,503,828.55 = 641,829.98 : x
  2. Step 2: Convert to fraction form
    1,000,955.52/1,503,828.55 = 641,829.98/x
  3. Step 3: Cross multiply
    1,000,955.52x = 1,503,828.55 × 641,829.98
  4. Step 4: Simplify right side
    1,000,955.52x = 965,202,249,103.99
  5. Step 5: Solve for x
    x = 965,202,249,103.99/1,000,955.52
  6. Step 6: Final answer
    x = 964,280.86

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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.