Home / 1,421,932.92-1,962,290.84-849,023.16

Finding the Fourth Proportional to 1,421,932.92, 1,962,290.84 and 849,023.16

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Solution

The fourth proportional to 1,421,932.92, 1,962,290.84 and 849,023.16 is: 1,171,665.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,932.92 : 1,962,290.84 = 849,023.16 : x
  2. Step 2: Convert to fraction form
    1,421,932.92/1,962,290.84 = 849,023.16/x
  3. Step 3: Cross multiply
    1,421,932.92x = 1,962,290.84 × 849,023.16
  4. Step 4: Simplify right side
    1,421,932.92x = 1,666,030,369,815.85
  5. Step 5: Solve for x
    x = 1,666,030,369,815.85/1,421,932.92
  6. Step 6: Final answer
    x = 1,171,665.94

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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.