Home / 1,262,725.11-1,893,596.37-409,590.45

Finding the Fourth Proportional to 1,262,725.11, 1,893,596.37 and 409,590.45

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Solution

The fourth proportional to 1,262,725.11, 1,893,596.37 and 409,590.45 is: 614,226.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,725.11 : 1,893,596.37 = 409,590.45 : x
  2. Step 2: Convert to fraction form
    1,262,725.11/1,893,596.37 = 409,590.45/x
  3. Step 3: Cross multiply
    1,262,725.11x = 1,893,596.37 × 409,590.45
  4. Step 4: Simplify right side
    1,262,725.11x = 775,598,989,306.67
  5. Step 5: Solve for x
    x = 775,598,989,306.67/1,262,725.11
  6. Step 6: Final answer
    x = 614,226.31

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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.