Home / 1,776,050.32-2,449,313.56-1,163,980.12

Finding the Fourth Proportional to 1,776,050.32, 2,449,313.56 and 1,163,980.12

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Solution

The fourth proportional to 1,776,050.32, 2,449,313.56 and 1,163,980.12 is: 1,605,220.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,050.32 : 2,449,313.56 = 1,163,980.12 : x
  2. Step 2: Convert to fraction form
    1,776,050.32/2,449,313.56 = 1,163,980.12/x
  3. Step 3: Cross multiply
    1,776,050.32x = 2,449,313.56 × 1,163,980.12
  4. Step 4: Simplify right side
    1,776,050.32x = 2,850,952,291,486.43
  5. Step 5: Solve for x
    x = 2,850,952,291,486.43/1,776,050.32
  6. Step 6: Final answer
    x = 1,605,220.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.