Home / 1,075,441.67-1,484,128.20-616,630.94

Finding the Fourth Proportional to 1,075,441.67, 1,484,128.20 and 616,630.94

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Solution

The fourth proportional to 1,075,441.67, 1,484,128.20 and 616,630.94 is: 850,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,441.67 : 1,484,128.20 = 616,630.94 : x
  2. Step 2: Convert to fraction form
    1,075,441.67/1,484,128.20 = 616,630.94/x
  3. Step 3: Cross multiply
    1,075,441.67x = 1,484,128.20 × 616,630.94
  4. Step 4: Simplify right side
    1,075,441.67x = 915,159,367,046.51
  5. Step 5: Solve for x
    x = 915,159,367,046.51/1,075,441.67
  6. Step 6: Final answer
    x = 850,961.42

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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.