Home / 1,323,037.72-1,825,927.64-779,344.64

Finding the Fourth Proportional to 1,323,037.72, 1,825,927.64 and 779,344.64

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Solution

The fourth proportional to 1,323,037.72, 1,825,927.64 and 779,344.64 is: 1,075,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,037.72 : 1,825,927.64 = 779,344.64 : x
  2. Step 2: Convert to fraction form
    1,323,037.72/1,825,927.64 = 779,344.64/x
  3. Step 3: Cross multiply
    1,323,037.72x = 1,825,927.64 × 779,344.64
  4. Step 4: Simplify right side
    1,323,037.72x = 1,423,026,919,261.85
  5. Step 5: Solve for x
    x = 1,423,026,919,261.85/1,323,037.72
  6. Step 6: Final answer
    x = 1,075,575.47

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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.