Home / 1,001,531.76-1,501,247.88-370,042.80

Finding the Fourth Proportional to 1,001,531.76, 1,501,247.88 and 370,042.80

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Solution

The fourth proportional to 1,001,531.76, 1,501,247.88 and 370,042.80 is: 554,676.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,531.76 : 1,501,247.88 = 370,042.80 : x
  2. Step 2: Convert to fraction form
    1,001,531.76/1,501,247.88 = 370,042.80/x
  3. Step 3: Cross multiply
    1,001,531.76x = 1,501,247.88 × 370,042.80
  4. Step 4: Simplify right side
    1,001,531.76x = 555,525,969,009.26
  5. Step 5: Solve for x
    x = 555,525,969,009.26/1,001,531.76
  6. Step 6: Final answer
    x = 554,676.34

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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.