Home / 2,094,780.86-2,890,801.02-1,189,362.86

Finding the Fourth Proportional to 2,094,780.86, 2,890,801.02 and 1,189,362.86

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Solution

The fourth proportional to 2,094,780.86, 2,890,801.02 and 1,189,362.86 is: 1,641,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094,780.86 : 2,890,801.02 = 1,189,362.86 : x
  2. Step 2: Convert to fraction form
    2,094,780.86/2,890,801.02 = 1,189,362.86/x
  3. Step 3: Cross multiply
    2,094,780.86x = 2,890,801.02 × 1,189,362.86
  4. Step 4: Simplify right side
    2,094,780.86x = 3,438,211,368,838.12
  5. Step 5: Solve for x
    x = 3,438,211,368,838.12/2,094,780.86
  6. Step 6: Final answer
    x = 1,641,322.70

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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.