Home / 1,118,150.69-1,543,005.84-683,295.17

Finding the Fourth Proportional to 1,118,150.69, 1,543,005.84 and 683,295.17

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Solution

The fourth proportional to 1,118,150.69, 1,543,005.84 and 683,295.17 is: 942,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,150.69 : 1,543,005.84 = 683,295.17 : x
  2. Step 2: Convert to fraction form
    1,118,150.69/1,543,005.84 = 683,295.17/x
  3. Step 3: Cross multiply
    1,118,150.69x = 1,543,005.84 × 683,295.17
  4. Step 4: Simplify right side
    1,118,150.69x = 1,054,328,437,753.79
  5. Step 5: Solve for x
    x = 1,054,328,437,753.79/1,118,150.69
  6. Step 6: Final answer
    x = 942,921.60

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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.