Home / 1,942,305.80-2,913,458.70-1,102,497.80

Finding the Fourth Proportional to 1,942,305.80, 2,913,458.70 and 1,102,497.80

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Solution

The fourth proportional to 1,942,305.80, 2,913,458.70 and 1,102,497.80 is: 1,653,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,305.80 : 2,913,458.70 = 1,102,497.80 : x
  2. Step 2: Convert to fraction form
    1,942,305.80/2,913,458.70 = 1,102,497.80/x
  3. Step 3: Cross multiply
    1,942,305.80x = 2,913,458.70 × 1,102,497.80
  4. Step 4: Simplify right side
    1,942,305.80x = 3,212,081,807,140.86
  5. Step 5: Solve for x
    x = 3,212,081,807,140.86/1,942,305.80
  6. Step 6: Final answer
    x = 1,653,746.70

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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.