Home / 1,323,029.70-1,825,916.58-779,336.64

Finding the Fourth Proportional to 1,323,029.70, 1,825,916.58 and 779,336.64

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Solution

The fourth proportional to 1,323,029.70, 1,825,916.58 and 779,336.64 is: 1,075,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,029.70 : 1,825,916.58 = 779,336.64 : x
  2. Step 2: Convert to fraction form
    1,323,029.70/1,825,916.58 = 779,336.64/x
  3. Step 3: Cross multiply
    1,323,029.70x = 1,825,916.58 × 779,336.64
  4. Step 4: Simplify right side
    1,323,029.70x = 1,423,003,692,377.49
  5. Step 5: Solve for x
    x = 1,423,003,692,377.49/1,323,029.70
  6. Step 6: Final answer
    x = 1,075,564.44

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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.