Home / 1,941,485.10-2,912,227.65-521,684.70

Finding the Fourth Proportional to 1,941,485.10, 2,912,227.65 and 521,684.70

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Solution

The fourth proportional to 1,941,485.10, 2,912,227.65 and 521,684.70 is: 782,527.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,485.10 : 2,912,227.65 = 521,684.70 : x
  2. Step 2: Convert to fraction form
    1,941,485.10/2,912,227.65 = 521,684.70/x
  3. Step 3: Cross multiply
    1,941,485.10x = 2,912,227.65 × 521,684.70
  4. Step 4: Simplify right side
    1,941,485.10x = 1,519,264,607,921.96
  5. Step 5: Solve for x
    x = 1,519,264,607,921.96/1,941,485.10
  6. Step 6: Final answer
    x = 782,527.05

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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.