Home / 1,031,636.53-1,546,957.06-432,436.80

Finding the Fourth Proportional to 1,031,636.53, 1,546,957.06 and 432,436.80

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Solution

The fourth proportional to 1,031,636.53, 1,546,957.06 and 432,436.80 is: 648,446.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,636.53 : 1,546,957.06 = 432,436.80 : x
  2. Step 2: Convert to fraction form
    1,031,636.53/1,546,957.06 = 432,436.80/x
  3. Step 3: Cross multiply
    1,031,636.53x = 1,546,957.06 × 432,436.80
  4. Step 4: Simplify right side
    1,031,636.53x = 668,961,160,763.81
  5. Step 5: Solve for x
    x = 668,961,160,763.81/1,031,636.53
  6. Step 6: Final answer
    x = 648,446.56

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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.