Home / 3,461,586.30-4,776,962.94-1,912,952.40

Finding the Fourth Proportional to 3,461,586.30, 4,776,962.94 and 1,912,952.40

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Solution

The fourth proportional to 3,461,586.30, 4,776,962.94 and 1,912,952.40 is: 2,639,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461,586.30 : 4,776,962.94 = 1,912,952.40 : x
  2. Step 2: Convert to fraction form
    3,461,586.30/4,776,962.94 = 1,912,952.40/x
  3. Step 3: Cross multiply
    3,461,586.30x = 4,776,962.94 × 1,912,952.40
  4. Step 4: Simplify right side
    3,461,586.30x = 9,138,102,720,784.06
  5. Step 5: Solve for x
    x = 9,138,102,720,784.06/3,461,586.30
  6. Step 6: Final answer
    x = 2,639,859.86

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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.