Home / 1,421,910.90-1,962,260.37-849,001.14

Finding the Fourth Proportional to 1,421,910.90, 1,962,260.37 and 849,001.14

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Solution

The fourth proportional to 1,421,910.90, 1,962,260.37 and 849,001.14 is: 1,171,635.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,910.90 : 1,962,260.37 = 849,001.14 : x
  2. Step 2: Convert to fraction form
    1,421,910.90/1,962,260.37 = 849,001.14/x
  3. Step 3: Cross multiply
    1,421,910.90x = 1,962,260.37 × 849,001.14
  4. Step 4: Simplify right side
    1,421,910.90x = 1,665,961,291,106.82
  5. Step 5: Solve for x
    x = 1,665,961,291,106.82/1,421,910.90
  6. Step 6: Final answer
    x = 1,171,635.50

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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.