Home / 1,127,534.64-1,691,072.46-417,393.90

Finding the Fourth Proportional to 1,127,534.64, 1,691,072.46 and 417,393.90

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Solution

The fourth proportional to 1,127,534.64, 1,691,072.46 and 417,393.90 is: 626,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,534.64 : 1,691,072.46 = 417,393.90 : x
  2. Step 2: Convert to fraction form
    1,127,534.64/1,691,072.46 = 417,393.90/x
  3. Step 3: Cross multiply
    1,127,534.64x = 1,691,072.46 × 417,393.90
  4. Step 4: Simplify right side
    1,127,534.64x = 705,843,329,261.99
  5. Step 5: Solve for x
    x = 705,843,329,261.99/1,127,534.64
  6. Step 6: Final answer
    x = 626,005.89

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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.