Home / 1,105,448.09-1,655,514.87-630,694.13

Finding the Fourth Proportional to 1,105,448.09, 1,655,514.87 and 630,694.13

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Solution

The fourth proportional to 1,105,448.09, 1,655,514.87 and 630,694.13 is: 944,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,448.09 : 1,655,514.87 = 630,694.13 : x
  2. Step 2: Convert to fraction form
    1,105,448.09/1,655,514.87 = 630,694.13/x
  3. Step 3: Cross multiply
    1,105,448.09x = 1,655,514.87 × 630,694.13
  4. Step 4: Simplify right side
    1,105,448.09x = 1,044,123,502,359.14
  5. Step 5: Solve for x
    x = 1,044,123,502,359.14/1,105,448.09
  6. Step 6: Final answer
    x = 944,525.14

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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.