Home / 1,416,043.65-1,954,134.39-771,461.85

Finding the Fourth Proportional to 1,416,043.65, 1,954,134.39 and 771,461.85

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Solution

The fourth proportional to 1,416,043.65, 1,954,134.39 and 771,461.85 is: 1,064,614.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,043.65 : 1,954,134.39 = 771,461.85 : x
  2. Step 2: Convert to fraction form
    1,416,043.65/1,954,134.39 = 771,461.85/x
  3. Step 3: Cross multiply
    1,416,043.65x = 1,954,134.39 × 771,461.85
  4. Step 4: Simplify right side
    1,416,043.65x = 1,507,540,131,658.02
  5. Step 5: Solve for x
    x = 1,507,540,131,658.02/1,416,043.65
  6. Step 6: Final answer
    x = 1,064,614.17

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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.