Home / 1,935,269.40-2,904,216.30-1,259,705.10

Finding the Fourth Proportional to 1,935,269.40, 2,904,216.30 and 1,259,705.10

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Solution

The fourth proportional to 1,935,269.40, 2,904,216.30 and 1,259,705.10 is: 1,890,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,269.40 : 2,904,216.30 = 1,259,705.10 : x
  2. Step 2: Convert to fraction form
    1,935,269.40/2,904,216.30 = 1,259,705.10/x
  3. Step 3: Cross multiply
    1,935,269.40x = 2,904,216.30 × 1,259,705.10
  4. Step 4: Simplify right side
    1,935,269.40x = 3,658,456,084,613.13
  5. Step 5: Solve for x
    x = 3,658,456,084,613.13/1,935,269.40
  6. Step 6: Final answer
    x = 1,890,411.79

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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.