Home / 1,539,003.63-2,123,787.90-841,253.43

Finding the Fourth Proportional to 1,539,003.63, 2,123,787.90 and 841,253.43

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Solution

The fourth proportional to 1,539,003.63, 2,123,787.90 and 841,253.43 is: 1,160,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,003.63 : 2,123,787.90 = 841,253.43 : x
  2. Step 2: Convert to fraction form
    1,539,003.63/2,123,787.90 = 841,253.43/x
  3. Step 3: Cross multiply
    1,539,003.63x = 2,123,787.90 × 841,253.43
  4. Step 4: Simplify right side
    1,539,003.63x = 1,786,643,855,467.50
  5. Step 5: Solve for x
    x = 1,786,643,855,467.50/1,539,003.63
  6. Step 6: Final answer
    x = 1,160,909.45

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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.