Home / 1,154,171.36-1,592,693.88-644,775.32

Finding the Fourth Proportional to 1,154,171.36, 1,592,693.88 and 644,775.32

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Solution

The fourth proportional to 1,154,171.36, 1,592,693.88 and 644,775.32 is: 889,754.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,171.36 : 1,592,693.88 = 644,775.32 : x
  2. Step 2: Convert to fraction form
    1,154,171.36/1,592,693.88 = 644,775.32/x
  3. Step 3: Cross multiply
    1,154,171.36x = 1,592,693.88 × 644,775.32
  4. Step 4: Simplify right side
    1,154,171.36x = 1,026,929,706,139.04
  5. Step 5: Solve for x
    x = 1,026,929,706,139.04/1,154,171.36
  6. Step 6: Final answer
    x = 889,754.97

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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.