Home / 1,630,514.88-2,434,792.41-1,331,588.46

Finding the Fourth Proportional to 1,630,514.88, 2,434,792.41 and 1,331,588.46

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Solution

The fourth proportional to 1,630,514.88, 2,434,792.41 and 1,331,588.46 is: 1,988,415.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,514.88 : 2,434,792.41 = 1,331,588.46 : x
  2. Step 2: Convert to fraction form
    1,630,514.88/2,434,792.41 = 1,331,588.46/x
  3. Step 3: Cross multiply
    1,630,514.88x = 2,434,792.41 × 1,331,588.46
  4. Step 4: Simplify right side
    1,630,514.88x = 3,242,141,475,651.59
  5. Step 5: Solve for x
    x = 3,242,141,475,651.59/1,630,514.88
  6. Step 6: Final answer
    x = 1,988,415.75

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.