Home / 1,347,968.23-2,020,953.60-637,165.69

Finding the Fourth Proportional to 1,347,968.23, 2,020,953.60 and 637,165.69

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Solution

The fourth proportional to 1,347,968.23, 2,020,953.60 and 637,165.69 is: 955,276.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,968.23 : 2,020,953.60 = 637,165.69 : x
  2. Step 2: Convert to fraction form
    1,347,968.23/2,020,953.60 = 637,165.69/x
  3. Step 3: Cross multiply
    1,347,968.23x = 2,020,953.60 × 637,165.69
  4. Step 4: Simplify right side
    1,347,968.23x = 1,287,682,295,001.98
  5. Step 5: Solve for x
    x = 1,287,682,295,001.98/1,347,968.23
  6. Step 6: Final answer
    x = 955,276.44

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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.