Home / 833,214.84-1,148,976.54-712,754.88

Finding the Fourth Proportional to 833,214.84, 1,148,976.54 and 712,754.88

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Solution

The fourth proportional to 833,214.84, 1,148,976.54 and 712,754.88 is: 982,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,214.84 : 1,148,976.54 = 712,754.88 : x
  2. Step 2: Convert to fraction form
    833,214.84/1,148,976.54 = 712,754.88/x
  3. Step 3: Cross multiply
    833,214.84x = 1,148,976.54 × 712,754.88
  4. Step 4: Simplify right side
    833,214.84x = 818,938,635,890.52
  5. Step 5: Solve for x
    x = 818,938,635,890.52/833,214.84
  6. Step 6: Final answer
    x = 982,866.12

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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.