Home / 1,652,139-2,279,991.12-927,040.36

Finding the Fourth Proportional to 1,652,139, 2,279,991.12 and 927,040.36

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Solution

The fourth proportional to 1,652,139, 2,279,991.12 and 927,040.36 is: 1,279,337.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,139 : 2,279,991.12 = 927,040.36 : x
  2. Step 2: Convert to fraction form
    1,652,139/2,279,991.12 = 927,040.36/x
  3. Step 3: Cross multiply
    1,652,139x = 2,279,991.12 × 927,040.36
  4. Step 4: Simplify right side
    1,652,139x = 2,113,643,788,681.60
  5. Step 5: Solve for x
    x = 2,113,643,788,681.60/1,652,139
  6. Step 6: Final answer
    x = 1,279,337.75

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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.