Home / 1,488,038.88-2,053,548.72-825,769.44

Finding the Fourth Proportional to 1,488,038.88, 2,053,548.72 and 825,769.44

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Solution

The fourth proportional to 1,488,038.88, 2,053,548.72 and 825,769.44 is: 1,139,592.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,038.88 : 2,053,548.72 = 825,769.44 : x
  2. Step 2: Convert to fraction form
    1,488,038.88/2,053,548.72 = 825,769.44/x
  3. Step 3: Cross multiply
    1,488,038.88x = 2,053,548.72 × 825,769.44
  4. Step 4: Simplify right side
    1,488,038.88x = 1,695,757,776,527.12
  5. Step 5: Solve for x
    x = 1,695,757,776,527.12/1,488,038.88
  6. Step 6: Final answer
    x = 1,139,592.39

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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.