Home / 1,191,345.14-1,644,295.41-707,817.20

Finding the Fourth Proportional to 1,191,345.14, 1,644,295.41 and 707,817.20

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Solution

The fourth proportional to 1,191,345.14, 1,644,295.41 and 707,817.20 is: 976,929.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,345.14 : 1,644,295.41 = 707,817.20 : x
  2. Step 2: Convert to fraction form
    1,191,345.14/1,644,295.41 = 707,817.20/x
  3. Step 3: Cross multiply
    1,191,345.14x = 1,644,295.41 × 707,817.20
  4. Step 4: Simplify right side
    1,191,345.14x = 1,163,860,564,857.57
  5. Step 5: Solve for x
    x = 1,163,860,564,857.57/1,191,345.14
  6. Step 6: Final answer
    x = 976,929.79

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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.