Home / 2,803,958.64-3,869,667-1,563,653.16

Finding the Fourth Proportional to 2,803,958.64, 3,869,667 and 1,563,653.16

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Solution

The fourth proportional to 2,803,958.64, 3,869,667 and 1,563,653.16 is: 2,157,955.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,958.64 : 3,869,667 = 1,563,653.16 : x
  2. Step 2: Convert to fraction form
    2,803,958.64/3,869,667 = 1,563,653.16/x
  3. Step 3: Cross multiply
    2,803,958.64x = 3,869,667 × 1,563,653.16
  4. Step 4: Simplify right side
    2,803,958.64x = 6,050,817,032,697.72
  5. Step 5: Solve for x
    x = 6,050,817,032,697.72/2,803,958.64
  6. Step 6: Final answer
    x = 2,157,955.17

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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.