Home / 1,239,242.32-1,710,015.59-695,264.96

Finding the Fourth Proportional to 1,239,242.32, 1,710,015.59 and 695,264.96

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Solution

The fourth proportional to 1,239,242.32, 1,710,015.59 and 695,264.96 is: 959,387.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,242.32 : 1,710,015.59 = 695,264.96 : x
  2. Step 2: Convert to fraction form
    1,239,242.32/1,710,015.59 = 695,264.96/x
  3. Step 3: Cross multiply
    1,239,242.32x = 1,710,015.59 × 695,264.96
  4. Step 4: Simplify right side
    1,239,242.32x = 1,188,913,920,780.73
  5. Step 5: Solve for x
    x = 1,188,913,920,780.73/1,239,242.32
  6. Step 6: Final answer
    x = 959,387.77

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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.