Home / 1,354,495.81-2,029,036.44-814,456.40

Finding the Fourth Proportional to 1,354,495.81, 2,029,036.44 and 814,456.40

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Solution

The fourth proportional to 1,354,495.81, 2,029,036.44 and 814,456.40 is: 1,220,056.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,495.81 : 2,029,036.44 = 814,456.40 : x
  2. Step 2: Convert to fraction form
    1,354,495.81/2,029,036.44 = 814,456.40/x
  3. Step 3: Cross multiply
    1,354,495.81x = 2,029,036.44 × 814,456.40
  4. Step 4: Simplify right side
    1,354,495.81x = 1,652,561,704,246.03
  5. Step 5: Solve for x
    x = 1,652,561,704,246.03/1,354,495.81
  6. Step 6: Final answer
    x = 1,220,056.71

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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.