Home / 1,241,929.56-1,862,838.41-432,884.45

Finding the Fourth Proportional to 1,241,929.56, 1,862,838.41 and 432,884.45

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Solution

The fourth proportional to 1,241,929.56, 1,862,838.41 and 432,884.45 is: 649,307.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,929.56 : 1,862,838.41 = 432,884.45 : x
  2. Step 2: Convert to fraction form
    1,241,929.56/1,862,838.41 = 432,884.45/x
  3. Step 3: Cross multiply
    1,241,929.56x = 1,862,838.41 × 432,884.45
  4. Step 4: Simplify right side
    1,241,929.56x = 806,393,783,044.40
  5. Step 5: Solve for x
    x = 806,393,783,044.40/1,241,929.56
  6. Step 6: Final answer
    x = 649,307.18

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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.