Home / 1,226,437.88-1,839,953.01-384,989.63

Finding the Fourth Proportional to 1,226,437.88, 1,839,953.01 and 384,989.63

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Solution

The fourth proportional to 1,226,437.88, 1,839,953.01 and 384,989.63 is: 577,577.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,437.88 : 1,839,953.01 = 384,989.63 : x
  2. Step 2: Convert to fraction form
    1,226,437.88/1,839,953.01 = 384,989.63/x
  3. Step 3: Cross multiply
    1,226,437.88x = 1,839,953.01 × 384,989.63
  4. Step 4: Simplify right side
    1,226,437.88x = 708,362,828,537.29
  5. Step 5: Solve for x
    x = 708,362,828,537.29/1,226,437.88
  6. Step 6: Final answer
    x = 577,577.42

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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.