Home / 1,630,577.82-2,250,253.98-905,437.65

Finding the Fourth Proportional to 1,630,577.82, 2,250,253.98 and 905,437.65

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Solution

The fourth proportional to 1,630,577.82, 2,250,253.98 and 905,437.65 is: 1,249,535.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,577.82 : 2,250,253.98 = 905,437.65 : x
  2. Step 2: Convert to fraction form
    1,630,577.82/2,250,253.98 = 905,437.65/x
  3. Step 3: Cross multiply
    1,630,577.82x = 2,250,253.98 × 905,437.65
  4. Step 4: Simplify right side
    1,630,577.82x = 2,037,464,675,554.35
  5. Step 5: Solve for x
    x = 2,037,464,675,554.35/1,630,577.82
  6. Step 6: Final answer
    x = 1,249,535.38

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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.