Home / 938,320.83-1,295,628.08-866,674.71

Finding the Fourth Proportional to 938,320.83, 1,295,628.08 and 866,674.71

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Solution

The fourth proportional to 938,320.83, 1,295,628.08 and 866,674.71 is: 1,196,699.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,320.83 : 1,295,628.08 = 866,674.71 : x
  2. Step 2: Convert to fraction form
    938,320.83/1,295,628.08 = 866,674.71/x
  3. Step 3: Cross multiply
    938,320.83x = 1,295,628.08 × 866,674.71
  4. Step 4: Simplify right side
    938,320.83x = 1,122,888,086,168.48
  5. Step 5: Solve for x
    x = 1,122,888,086,168.48/938,320.83
  6. Step 6: Final answer
    x = 1,196,699.52

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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.