Home / 1,213,929.69-1,675,223.06-670,065.62

Finding the Fourth Proportional to 1,213,929.69, 1,675,223.06 and 670,065.62

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Solution

The fourth proportional to 1,213,929.69, 1,675,223.06 and 670,065.62 is: 924,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,929.69 : 1,675,223.06 = 670,065.62 : x
  2. Step 2: Convert to fraction form
    1,213,929.69/1,675,223.06 = 670,065.62/x
  3. Step 3: Cross multiply
    1,213,929.69x = 1,675,223.06 × 670,065.62
  4. Step 4: Simplify right side
    1,213,929.69x = 1,122,509,366,610.75
  5. Step 5: Solve for x
    x = 1,122,509,366,610.75/1,213,929.69
  6. Step 6: Final answer
    x = 924,690.59

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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.