Home / 1,270,790.16-1,753,873.93-761,539.92

Finding the Fourth Proportional to 1,270,790.16, 1,753,873.93 and 761,539.92

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Solution

The fourth proportional to 1,270,790.16, 1,753,873.93 and 761,539.92 is: 1,051,035.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,790.16 : 1,753,873.93 = 761,539.92 : x
  2. Step 2: Convert to fraction form
    1,270,790.16/1,753,873.93 = 761,539.92/x
  3. Step 3: Cross multiply
    1,270,790.16x = 1,753,873.93 × 761,539.92
  4. Step 4: Simplify right side
    1,270,790.16x = 1,335,645,012,342.29
  5. Step 5: Solve for x
    x = 1,335,645,012,342.29/1,270,790.16
  6. Step 6: Final answer
    x = 1,051,035.06

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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.