Home / 1,116,343.31-1,540,668.14-657,602.24

Finding the Fourth Proportional to 1,116,343.31, 1,540,668.14 and 657,602.24

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Solution

The fourth proportional to 1,116,343.31, 1,540,668.14 and 657,602.24 is: 907,558.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,343.31 : 1,540,668.14 = 657,602.24 : x
  2. Step 2: Convert to fraction form
    1,116,343.31/1,540,668.14 = 657,602.24/x
  3. Step 3: Cross multiply
    1,116,343.31x = 1,540,668.14 × 657,602.24
  4. Step 4: Simplify right side
    1,116,343.31x = 1,013,146,808,969.28
  5. Step 5: Solve for x
    x = 1,013,146,808,969.28/1,116,343.31
  6. Step 6: Final answer
    x = 907,558.46

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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.