Home / 2,732,603.80-4,098,905.70-839,439.40

Finding the Fourth Proportional to 2,732,603.80, 4,098,905.70 and 839,439.40

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Solution

The fourth proportional to 2,732,603.80, 4,098,905.70 and 839,439.40 is: 1,259,159.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732,603.80 : 4,098,905.70 = 839,439.40 : x
  2. Step 2: Convert to fraction form
    2,732,603.80/4,098,905.70 = 839,439.40/x
  3. Step 3: Cross multiply
    2,732,603.80x = 4,098,905.70 × 839,439.40
  4. Step 4: Simplify right side
    2,732,603.80x = 3,440,782,941,464.58
  5. Step 5: Solve for x
    x = 3,440,782,941,464.58/2,732,603.80
  6. Step 6: Final answer
    x = 1,259,159.10

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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.