Home / 1,940,385.47-2,676,297.48-1,423,964.91

Finding the Fourth Proportional to 1,940,385.47, 2,676,297.48 and 1,423,964.91

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Solution

The fourth proportional to 1,940,385.47, 2,676,297.48 and 1,423,964.91 is: 1,964,018.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,385.47 : 2,676,297.48 = 1,423,964.91 : x
  2. Step 2: Convert to fraction form
    1,940,385.47/2,676,297.48 = 1,423,964.91/x
  3. Step 3: Cross multiply
    1,940,385.47x = 2,676,297.48 × 1,423,964.91
  4. Step 4: Simplify right side
    1,940,385.47x = 3,810,953,700,241.43
  5. Step 5: Solve for x
    x = 3,810,953,700,241.43/1,940,385.47
  6. Step 6: Final answer
    x = 1,964,018.89

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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.