Home / 1,587,601.46-2,190,819.83-899,259.51

Finding the Fourth Proportional to 1,587,601.46, 2,190,819.83 and 899,259.51

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Solution

The fourth proportional to 1,587,601.46, 2,190,819.83 and 899,259.51 is: 1,240,938.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,601.46 : 2,190,819.83 = 899,259.51 : x
  2. Step 2: Convert to fraction form
    1,587,601.46/2,190,819.83 = 899,259.51/x
  3. Step 3: Cross multiply
    1,587,601.46x = 2,190,819.83 × 899,259.51
  4. Step 4: Simplify right side
    1,587,601.46x = 1,970,115,558,220.00
  5. Step 5: Solve for x
    x = 1,970,115,558,220.00/1,587,601.46
  6. Step 6: Final answer
    x = 1,240,938.37

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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.