Home / 1,028,946.50-1,543,092.78-961,779.45

Finding the Fourth Proportional to 1,028,946.50, 1,543,092.78 and 961,779.45

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Solution

The fourth proportional to 1,028,946.50, 1,543,092.78 and 961,779.45 is: 1,442,363.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,946.50 : 1,543,092.78 = 961,779.45 : x
  2. Step 2: Convert to fraction form
    1,028,946.50/1,543,092.78 = 961,779.45/x
  3. Step 3: Cross multiply
    1,028,946.50x = 1,543,092.78 × 961,779.45
  4. Step 4: Simplify right side
    1,028,946.50x = 1,484,114,925,247.37
  5. Step 5: Solve for x
    x = 1,484,114,925,247.37/1,028,946.50
  6. Step 6: Final answer
    x = 1,442,363.55

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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.