Home / 1,623,693.14-2,240,700.87-898,590.86

Finding the Fourth Proportional to 1,623,693.14, 2,240,700.87 and 898,590.86

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Solution

The fourth proportional to 1,623,693.14, 2,240,700.87 and 898,590.86 is: 1,240,057.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,693.14 : 2,240,700.87 = 898,590.86 : x
  2. Step 2: Convert to fraction form
    1,623,693.14/2,240,700.87 = 898,590.86/x
  3. Step 3: Cross multiply
    1,623,693.14x = 2,240,700.87 × 898,590.86
  4. Step 4: Simplify right side
    1,623,693.14x = 2,013,473,310,572.54
  5. Step 5: Solve for x
    x = 2,013,473,310,572.54/1,623,693.14
  6. Step 6: Final answer
    x = 1,240,057.78

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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.