Home / 1,201,808.43-1,658,515.40-657,935.24

Finding the Fourth Proportional to 1,201,808.43, 1,658,515.40 and 657,935.24

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Solution

The fourth proportional to 1,201,808.43, 1,658,515.40 and 657,935.24 is: 907,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,808.43 : 1,658,515.40 = 657,935.24 : x
  2. Step 2: Convert to fraction form
    1,201,808.43/1,658,515.40 = 657,935.24/x
  3. Step 3: Cross multiply
    1,201,808.43x = 1,658,515.40 × 657,935.24
  4. Step 4: Simplify right side
    1,201,808.43x = 1,091,195,733,533.82
  5. Step 5: Solve for x
    x = 1,091,195,733,533.82/1,201,808.43
  6. Step 6: Final answer
    x = 907,961.46

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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.