Home / 1,061,776.80-1,591,628.40-949,802.40

Finding the Fourth Proportional to 1,061,776.80, 1,591,628.40 and 949,802.40

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Solution

The fourth proportional to 1,061,776.80, 1,591,628.40 and 949,802.40 is: 1,423,776.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,776.80 : 1,591,628.40 = 949,802.40 : x
  2. Step 2: Convert to fraction form
    1,061,776.80/1,591,628.40 = 949,802.40/x
  3. Step 3: Cross multiply
    1,061,776.80x = 1,591,628.40 × 949,802.40
  4. Step 4: Simplify right side
    1,061,776.80x = 1,511,732,474,228.16
  5. Step 5: Solve for x
    x = 1,511,732,474,228.16/1,061,776.80
  6. Step 6: Final answer
    x = 1,423,776.14

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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.