Home / 1,970,332.16-2,719,057.14-1,064,914.16

Finding the Fourth Proportional to 1,970,332.16, 2,719,057.14 and 1,064,914.16

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Solution

The fourth proportional to 1,970,332.16, 2,719,057.14 and 1,064,914.16 is: 1,469,580.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,332.16 : 2,719,057.14 = 1,064,914.16 : x
  2. Step 2: Convert to fraction form
    1,970,332.16/2,719,057.14 = 1,064,914.16/x
  3. Step 3: Cross multiply
    1,970,332.16x = 2,719,057.14 × 1,064,914.16
  4. Step 4: Simplify right side
    1,970,332.16x = 2,895,562,436,639.82
  5. Step 5: Solve for x
    x = 2,895,562,436,639.82/1,970,332.16
  6. Step 6: Final answer
    x = 1,469,580.87

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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.