Home / 1,422,047.80-2,133,363.30-476,097.40

Finding the Fourth Proportional to 1,422,047.80, 2,133,363.30 and 476,097.40

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Solution

The fourth proportional to 1,422,047.80, 2,133,363.30 and 476,097.40 is: 714,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,047.80 : 2,133,363.30 = 476,097.40 : x
  2. Step 2: Convert to fraction form
    1,422,047.80/2,133,363.30 = 476,097.40/x
  3. Step 3: Cross multiply
    1,422,047.80x = 2,133,363.30 × 476,097.40
  4. Step 4: Simplify right side
    1,422,047.80x = 1,015,688,720,385.42
  5. Step 5: Solve for x
    x = 1,015,688,720,385.42/1,422,047.80
  6. Step 6: Final answer
    x = 714,243.73

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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.