Home / 939,501.92-1,296,495.64-571,845.92

Finding the Fourth Proportional to 939,501.92, 1,296,495.64 and 571,845.92

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Solution

The fourth proportional to 939,501.92, 1,296,495.64 and 571,845.92 is: 789,137.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,501.92 : 1,296,495.64 = 571,845.92 : x
  2. Step 2: Convert to fraction form
    939,501.92/1,296,495.64 = 571,845.92/x
  3. Step 3: Cross multiply
    939,501.92x = 1,296,495.64 × 571,845.92
  4. Step 4: Simplify right side
    939,501.92x = 741,395,742,031.79
  5. Step 5: Solve for x
    x = 741,395,742,031.79/939,501.92
  6. Step 6: Final answer
    x = 789,137.02

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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.