Home / 1,226,123.52-1,839,186.30-586,276.71

Finding the Fourth Proportional to 1,226,123.52, 1,839,186.30 and 586,276.71

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Solution

The fourth proportional to 1,226,123.52, 1,839,186.30 and 586,276.71 is: 879,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,123.52 : 1,839,186.30 = 586,276.71 : x
  2. Step 2: Convert to fraction form
    1,226,123.52/1,839,186.30 = 586,276.71/x
  3. Step 3: Cross multiply
    1,226,123.52x = 1,839,186.30 × 586,276.71
  4. Step 4: Simplify right side
    1,226,123.52x = 1,078,272,093,041.07
  5. Step 5: Solve for x
    x = 1,078,272,093,041.07/1,226,123.52
  6. Step 6: Final answer
    x = 879,415.55

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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.