Home / 1,240,465.59-1,712,027.64-757,310.82

Finding the Fourth Proportional to 1,240,465.59, 1,712,027.64 and 757,310.82

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Solution

The fourth proportional to 1,240,465.59, 1,712,027.64 and 757,310.82 is: 1,045,201.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,465.59 : 1,712,027.64 = 757,310.82 : x
  2. Step 2: Convert to fraction form
    1,240,465.59/1,712,027.64 = 757,310.82/x
  3. Step 3: Cross multiply
    1,240,465.59x = 1,712,027.64 × 757,310.82
  4. Step 4: Simplify right side
    1,240,465.59x = 1,296,537,052,330.88
  5. Step 5: Solve for x
    x = 1,296,537,052,330.88/1,240,465.59
  6. Step 6: Final answer
    x = 1,045,201.95

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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.