Home / 1,270,996.71-1,753,989.27-698,036.91

Finding the Fourth Proportional to 1,270,996.71, 1,753,989.27 and 698,036.91

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Solution

The fourth proportional to 1,270,996.71, 1,753,989.27 and 698,036.91 is: 963,298.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,996.71 : 1,753,989.27 = 698,036.91 : x
  2. Step 2: Convert to fraction form
    1,270,996.71/1,753,989.27 = 698,036.91/x
  3. Step 3: Cross multiply
    1,270,996.71x = 1,753,989.27 × 698,036.91
  4. Step 4: Simplify right side
    1,270,996.71x = 1,224,349,250,203.96
  5. Step 5: Solve for x
    x = 1,224,349,250,203.96/1,270,996.71
  6. Step 6: Final answer
    x = 963,298.52

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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.