Home / 1,858,500.39-2,564,885.12-1,031,651.77

Finding the Fourth Proportional to 1,858,500.39, 2,564,885.12 and 1,031,651.77

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Solution

The fourth proportional to 1,858,500.39, 2,564,885.12 and 1,031,651.77 is: 1,423,765.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,500.39 : 2,564,885.12 = 1,031,651.77 : x
  2. Step 2: Convert to fraction form
    1,858,500.39/2,564,885.12 = 1,031,651.77/x
  3. Step 3: Cross multiply
    1,858,500.39x = 2,564,885.12 × 1,031,651.77
  4. Step 4: Simplify right side
    1,858,500.39x = 2,646,068,273,894.66
  5. Step 5: Solve for x
    x = 2,646,068,273,894.66/1,858,500.39
  6. Step 6: Final answer
    x = 1,423,765.25

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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.