Home / 1,547,215-2,320,770.82-636,365.96

Finding the Fourth Proportional to 1,547,215, 2,320,770.82 and 636,365.96

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Solution

The fourth proportional to 1,547,215, 2,320,770.82 and 636,365.96 is: 954,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,215 : 2,320,770.82 = 636,365.96 : x
  2. Step 2: Convert to fraction form
    1,547,215/2,320,770.82 = 636,365.96/x
  3. Step 3: Cross multiply
    1,547,215x = 2,320,770.82 × 636,365.96
  4. Step 4: Simplify right side
    1,547,215x = 1,476,859,550,809.29
  5. Step 5: Solve for x
    x = 1,476,859,550,809.29/1,547,215
  6. Step 6: Final answer
    x = 954,527.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.