Home / 1,335,595.28-1,842,762.84-762,521.36

Finding the Fourth Proportional to 1,335,595.28, 1,842,762.84 and 762,521.36

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Solution

The fourth proportional to 1,335,595.28, 1,842,762.84 and 762,521.36 is: 1,052,074.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,595.28 : 1,842,762.84 = 762,521.36 : x
  2. Step 2: Convert to fraction form
    1,335,595.28/1,842,762.84 = 762,521.36/x
  3. Step 3: Cross multiply
    1,335,595.28x = 1,842,762.84 × 762,521.36
  4. Step 4: Simplify right side
    1,335,595.28x = 1,405,146,026,914.26
  5. Step 5: Solve for x
    x = 1,405,146,026,914.26/1,335,595.28
  6. Step 6: Final answer
    x = 1,052,074.72

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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.