Home / 1,909,788.57-2,864,641.23-898,349.89

Finding the Fourth Proportional to 1,909,788.57, 2,864,641.23 and 898,349.89

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Solution

The fourth proportional to 1,909,788.57, 2,864,641.23 and 898,349.89 is: 1,347,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,788.57 : 2,864,641.23 = 898,349.89 : x
  2. Step 2: Convert to fraction form
    1,909,788.57/2,864,641.23 = 898,349.89/x
  3. Step 3: Cross multiply
    1,909,788.57x = 2,864,641.23 × 898,349.89
  4. Step 4: Simplify right side
    1,909,788.57x = 2,573,450,133,859.97
  5. Step 5: Solve for x
    x = 2,573,450,133,859.97/1,909,788.57
  6. Step 6: Final answer
    x = 1,347,505.25

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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.