Home / 1,100,898.16-1,519,239-641,924.17

Finding the Fourth Proportional to 1,100,898.16, 1,519,239 and 641,924.17

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Solution

The fourth proportional to 1,100,898.16, 1,519,239 and 641,924.17 is: 885,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,898.16 : 1,519,239 = 641,924.17 : x
  2. Step 2: Convert to fraction form
    1,100,898.16/1,519,239 = 641,924.17/x
  3. Step 3: Cross multiply
    1,100,898.16x = 1,519,239 × 641,924.17
  4. Step 4: Simplify right side
    1,100,898.16x = 975,236,234,106.63
  5. Step 5: Solve for x
    x = 975,236,234,106.63/1,100,898.16
  6. Step 6: Final answer
    x = 885,855.09

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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.