Home / 3,139,015.56-4,708,966.04-1,008,385.36

Finding the Fourth Proportional to 3,139,015.56, 4,708,966.04 and 1,008,385.36

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Solution

The fourth proportional to 3,139,015.56, 4,708,966.04 and 1,008,385.36 is: 1,512,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,015.56 : 4,708,966.04 = 1,008,385.36 : x
  2. Step 2: Convert to fraction form
    3,139,015.56/4,708,966.04 = 1,008,385.36/x
  3. Step 3: Cross multiply
    3,139,015.56x = 4,708,966.04 × 1,008,385.36
  4. Step 4: Simplify right side
    3,139,015.56x = 4,748,452,415,473.18
  5. Step 5: Solve for x
    x = 4,748,452,415,473.18/3,139,015.56
  6. Step 6: Final answer
    x = 1,512,720.25

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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.