Home / 1,422,050.80-2,133,367.80-476,100.40

Finding the Fourth Proportional to 1,422,050.80, 2,133,367.80 and 476,100.40

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Solution

The fourth proportional to 1,422,050.80, 2,133,367.80 and 476,100.40 is: 714,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,050.80 : 2,133,367.80 = 476,100.40 : x
  2. Step 2: Convert to fraction form
    1,422,050.80/2,133,367.80 = 476,100.40/x
  3. Step 3: Cross multiply
    1,422,050.80x = 2,133,367.80 × 476,100.40
  4. Step 4: Simplify right side
    1,422,050.80x = 1,015,697,262,927.12
  5. Step 5: Solve for x
    x = 1,015,697,262,927.12/1,422,050.80
  6. Step 6: Final answer
    x = 714,248.23

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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.