Home / 2,608,036.32-3,912,022.80-714,776.16

Finding the Fourth Proportional to 2,608,036.32, 3,912,022.80 and 714,776.16

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Solution

The fourth proportional to 2,608,036.32, 3,912,022.80 and 714,776.16 is: 1,072,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,036.32 : 3,912,022.80 = 714,776.16 : x
  2. Step 2: Convert to fraction form
    2,608,036.32/3,912,022.80 = 714,776.16/x
  3. Step 3: Cross multiply
    2,608,036.32x = 3,912,022.80 × 714,776.16
  4. Step 4: Simplify right side
    2,608,036.32x = 2,796,220,634,816.45
  5. Step 5: Solve for x
    x = 2,796,220,634,816.45/2,608,036.32
  6. Step 6: Final answer
    x = 1,072,155.56

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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.