Home / 3,119,216.64-4,302,723.16-1,877,964.16

Finding the Fourth Proportional to 3,119,216.64, 4,302,723.16 and 1,877,964.16

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Solution

The fourth proportional to 3,119,216.64, 4,302,723.16 and 1,877,964.16 is: 2,590,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,216.64 : 4,302,723.16 = 1,877,964.16 : x
  2. Step 2: Convert to fraction form
    3,119,216.64/4,302,723.16 = 1,877,964.16/x
  3. Step 3: Cross multiply
    3,119,216.64x = 4,302,723.16 × 1,877,964.16
  4. Step 4: Simplify right side
    3,119,216.64x = 8,080,359,884,881.95
  5. Step 5: Solve for x
    x = 8,080,359,884,881.95/3,119,216.64
  6. Step 6: Final answer
    x = 2,590,509.35

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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.