Home / 1,025,500.49-1,537,310.32-393,938.63

Finding the Fourth Proportional to 1,025,500.49, 1,537,310.32 and 393,938.63

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Solution

The fourth proportional to 1,025,500.49, 1,537,310.32 and 393,938.63 is: 590,546.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,500.49 : 1,537,310.32 = 393,938.63 : x
  2. Step 2: Convert to fraction form
    1,025,500.49/1,537,310.32 = 393,938.63/x
  3. Step 3: Cross multiply
    1,025,500.49x = 1,537,310.32 × 393,938.63
  4. Step 4: Simplify right side
    1,025,500.49x = 605,605,921,345.66
  5. Step 5: Solve for x
    x = 605,605,921,345.66/1,025,500.49
  6. Step 6: Final answer
    x = 590,546.69

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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.