Home / 1,173,633-1,619,633.06-637,089

Finding the Fourth Proportional to 1,173,633, 1,619,633.06 and 637,089

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Solution

The fourth proportional to 1,173,633, 1,619,633.06 and 637,089 is: 879,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,633 : 1,619,633.06 = 637,089 : x
  2. Step 2: Convert to fraction form
    1,173,633/1,619,633.06 = 637,089/x
  3. Step 3: Cross multiply
    1,173,633x = 1,619,633.06 × 637,089
  4. Step 4: Simplify right side
    1,173,633x = 1,031,850,406,562.34
  5. Step 5: Solve for x
    x = 1,031,850,406,562.34/1,173,633
  6. Step 6: Final answer
    x = 879,193.42

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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.