Home / 1,076,721.90-1,615,301.55-366,821.70

Finding the Fourth Proportional to 1,076,721.90, 1,615,301.55 and 366,821.70

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Solution

The fourth proportional to 1,076,721.90, 1,615,301.55 and 366,821.70 is: 550,307.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,721.90 : 1,615,301.55 = 366,821.70 : x
  2. Step 2: Convert to fraction form
    1,076,721.90/1,615,301.55 = 366,821.70/x
  3. Step 3: Cross multiply
    1,076,721.90x = 1,615,301.55 × 366,821.70
  4. Step 4: Simplify right side
    1,076,721.90x = 592,527,660,583.64
  5. Step 5: Solve for x
    x = 592,527,660,583.64/1,076,721.90
  6. Step 6: Final answer
    x = 550,307.06

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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.