Home / 2,943,679.40-4,415,519.10-1,935,909.80

Finding the Fourth Proportional to 2,943,679.40, 4,415,519.10 and 1,935,909.80

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Solution

The fourth proportional to 2,943,679.40, 4,415,519.10 and 1,935,909.80 is: 2,903,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,679.40 : 4,415,519.10 = 1,935,909.80 : x
  2. Step 2: Convert to fraction form
    2,943,679.40/4,415,519.10 = 1,935,909.80/x
  3. Step 3: Cross multiply
    2,943,679.40x = 4,415,519.10 × 1,935,909.80
  4. Step 4: Simplify right side
    2,943,679.40x = 8,548,046,697,777.18
  5. Step 5: Solve for x
    x = 8,548,046,697,777.18/2,943,679.40
  6. Step 6: Final answer
    x = 2,903,864.70

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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.