Home / 1,449,732.30-2,000,686.86-805,201.50

Finding the Fourth Proportional to 1,449,732.30, 2,000,686.86 and 805,201.50

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Solution

The fourth proportional to 1,449,732.30, 2,000,686.86 and 805,201.50 is: 1,111,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,732.30 : 2,000,686.86 = 805,201.50 : x
  2. Step 2: Convert to fraction form
    1,449,732.30/2,000,686.86 = 805,201.50/x
  3. Step 3: Cross multiply
    1,449,732.30x = 2,000,686.86 × 805,201.50
  4. Step 4: Simplify right side
    1,449,732.30x = 1,610,956,060,702.29
  5. Step 5: Solve for x
    x = 1,610,956,060,702.29/1,449,732.30
  6. Step 6: Final answer
    x = 1,111,209.33

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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.