Home / 3,714,695.81-5,571,988.32-1,287,615.83

Finding the Fourth Proportional to 3,714,695.81, 5,571,988.32 and 1,287,615.83

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Solution

The fourth proportional to 3,714,695.81, 5,571,988.32 and 1,287,615.83 is: 1,931,404.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714,695.81 : 5,571,988.32 = 1,287,615.83 : x
  2. Step 2: Convert to fraction form
    3,714,695.81/5,571,988.32 = 1,287,615.83/x
  3. Step 3: Cross multiply
    3,714,695.81x = 5,571,988.32 × 1,287,615.83
  4. Step 4: Simplify right side
    3,714,695.81x = 7,174,580,358,969.03
  5. Step 5: Solve for x
    x = 7,174,580,358,969.03/3,714,695.81
  6. Step 6: Final answer
    x = 1,931,404.54

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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.