Home / 1,216,439.08-1,823,529.60-577,042.76

Finding the Fourth Proportional to 1,216,439.08, 1,823,529.60 and 577,042.76

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Solution

The fourth proportional to 1,216,439.08, 1,823,529.60 and 577,042.76 is: 865,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,439.08 : 1,823,529.60 = 577,042.76 : x
  2. Step 2: Convert to fraction form
    1,216,439.08/1,823,529.60 = 577,042.76/x
  3. Step 3: Cross multiply
    1,216,439.08x = 1,823,529.60 × 577,042.76
  4. Step 4: Simplify right side
    1,216,439.08x = 1,052,254,553,325.70
  5. Step 5: Solve for x
    x = 1,052,254,553,325.70/1,216,439.08
  6. Step 6: Final answer
    x = 865,028.57

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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.