Home / 2,538,462.64-3,808,690.80-1,117,521.76

Finding the Fourth Proportional to 2,538,462.64, 3,808,690.80 and 1,117,521.76

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Solution

The fourth proportional to 2,538,462.64, 3,808,690.80 and 1,117,521.76 is: 1,676,721.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,462.64 : 3,808,690.80 = 1,117,521.76 : x
  2. Step 2: Convert to fraction form
    2,538,462.64/3,808,690.80 = 1,117,521.76/x
  3. Step 3: Cross multiply
    2,538,462.64x = 3,808,690.80 × 1,117,521.76
  4. Step 4: Simplify right side
    2,538,462.64x = 4,256,294,846,111.81
  5. Step 5: Solve for x
    x = 4,256,294,846,111.81/2,538,462.64
  6. Step 6: Final answer
    x = 1,676,721.48

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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.