Home / 3,871,933.02-5,343,272.01-2,153,016.63

Finding the Fourth Proportional to 3,871,933.02, 5,343,272.01 and 2,153,016.63

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Solution

The fourth proportional to 3,871,933.02, 5,343,272.01 and 2,153,016.63 is: 2,971,165.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,933.02 : 5,343,272.01 = 2,153,016.63 : x
  2. Step 2: Convert to fraction form
    3,871,933.02/5,343,272.01 = 2,153,016.63/x
  3. Step 3: Cross multiply
    3,871,933.02x = 5,343,272.01 × 2,153,016.63
  4. Step 4: Simplify right side
    3,871,933.02x = 11,504,153,509,501.71
  5. Step 5: Solve for x
    x = 11,504,153,509,501.71/3,871,933.02
  6. Step 6: Final answer
    x = 2,971,165.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.