Home / 1,367,457.67-1,887,111.53-755,624.58

Finding the Fourth Proportional to 1,367,457.67, 1,887,111.53 and 755,624.58

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Solution

The fourth proportional to 1,367,457.67, 1,887,111.53 and 755,624.58 is: 1,042,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,457.67 : 1,887,111.53 = 755,624.58 : x
  2. Step 2: Convert to fraction form
    1,367,457.67/1,887,111.53 = 755,624.58/x
  3. Step 3: Cross multiply
    1,367,457.67x = 1,887,111.53 × 755,624.58
  4. Step 4: Simplify right side
    1,367,457.67x = 1,425,947,857,269.41
  5. Step 5: Solve for x
    x = 1,425,947,857,269.41/1,367,457.67
  6. Step 6: Final answer
    x = 1,042,772.94

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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.