Home / 1,226,436.88-1,839,951.51-384,988.63

Finding the Fourth Proportional to 1,226,436.88, 1,839,951.51 and 384,988.63

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Solution

The fourth proportional to 1,226,436.88, 1,839,951.51 and 384,988.63 is: 577,575.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,436.88 : 1,839,951.51 = 384,988.63 : x
  2. Step 2: Convert to fraction form
    1,226,436.88/1,839,951.51 = 384,988.63/x
  3. Step 3: Cross multiply
    1,226,436.88x = 1,839,951.51 × 384,988.63
  4. Step 4: Simplify right side
    1,226,436.88x = 708,360,411,101.33
  5. Step 5: Solve for x
    x = 708,360,411,101.33/1,226,436.88
  6. Step 6: Final answer
    x = 577,575.92

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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.