Home / 1,513,580.07-2,097,756.83-1,485,236.55

Finding the Fourth Proportional to 1,513,580.07, 2,097,756.83 and 1,485,236.55

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Solution

The fourth proportional to 1,513,580.07, 2,097,756.83 and 1,485,236.55 is: 2,058,473.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,580.07 : 2,097,756.83 = 1,485,236.55 : x
  2. Step 2: Convert to fraction form
    1,513,580.07/2,097,756.83 = 1,485,236.55/x
  3. Step 3: Cross multiply
    1,513,580.07x = 2,097,756.83 × 1,485,236.55
  4. Step 4: Simplify right side
    1,513,580.07x = 3,115,665,128,507.82
  5. Step 5: Solve for x
    x = 3,115,665,128,507.82/1,513,580.07
  6. Step 6: Final answer
    x = 2,058,473.93

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.