Home / 1,921,790.67-2,652,476.59-1,599,186.30

Finding the Fourth Proportional to 1,921,790.67, 2,652,476.59 and 1,599,186.30

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Solution

The fourth proportional to 1,921,790.67, 2,652,476.59 and 1,599,186.30 is: 2,207,214.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,790.67 : 2,652,476.59 = 1,599,186.30 : x
  2. Step 2: Convert to fraction form
    1,921,790.67/2,652,476.59 = 1,599,186.30/x
  3. Step 3: Cross multiply
    1,921,790.67x = 2,652,476.59 × 1,599,186.30
  4. Step 4: Simplify right side
    1,921,790.67x = 4,241,804,223,798.72
  5. Step 5: Solve for x
    x = 4,241,804,223,798.72/1,921,790.67
  6. Step 6: Final answer
    x = 2,207,214.50

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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.