Home / 1,295,755.17-1,788,029.95-836,889.72

Finding the Fourth Proportional to 1,295,755.17, 1,788,029.95 and 836,889.72

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Solution

The fourth proportional to 1,295,755.17, 1,788,029.95 and 836,889.72 is: 1,154,835.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,755.17 : 1,788,029.95 = 836,889.72 : x
  2. Step 2: Convert to fraction form
    1,295,755.17/1,788,029.95 = 836,889.72/x
  3. Step 3: Cross multiply
    1,295,755.17x = 1,788,029.95 × 836,889.72
  4. Step 4: Simplify right side
    1,295,755.17x = 1,496,383,884,207.11
  5. Step 5: Solve for x
    x = 1,496,383,884,207.11/1,295,755.17
  6. Step 6: Final answer
    x = 1,154,835.36

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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.