Home / 1,384,167.51-2,076,558.66-424,756.14

Finding the Fourth Proportional to 1,384,167.51, 2,076,558.66 and 424,756.14

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Solution

The fourth proportional to 1,384,167.51, 2,076,558.66 and 424,756.14 is: 637,228.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,167.51 : 2,076,558.66 = 424,756.14 : x
  2. Step 2: Convert to fraction form
    1,384,167.51/2,076,558.66 = 424,756.14/x
  3. Step 3: Cross multiply
    1,384,167.51x = 2,076,558.66 × 424,756.14
  4. Step 4: Simplify right side
    1,384,167.51x = 882,031,040,905.17
  5. Step 5: Solve for x
    x = 882,031,040,905.17/1,384,167.51
  6. Step 6: Final answer
    x = 637,228.54

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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.