Home / 818,572.92-1,228,697.28-675,963.84

Finding the Fourth Proportional to 818,572.92, 1,228,697.28 and 675,963.84

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Solution

The fourth proportional to 818,572.92, 1,228,697.28 and 675,963.84 is: 1,014,637.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,572.92 : 1,228,697.28 = 675,963.84 : x
  2. Step 2: Convert to fraction form
    818,572.92/1,228,697.28 = 675,963.84/x
  3. Step 3: Cross multiply
    818,572.92x = 1,228,697.28 × 675,963.84
  4. Step 4: Simplify right side
    818,572.92x = 830,554,931,586.36
  5. Step 5: Solve for x
    x = 830,554,931,586.36/818,572.92
  6. Step 6: Final answer
    x = 1,014,637.68

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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.