Home / 1,650,078.64-2,475,120.08-452,011.49

Finding the Fourth Proportional to 1,650,078.64, 2,475,120.08 and 452,011.49

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Solution

The fourth proportional to 1,650,078.64, 2,475,120.08 and 452,011.49 is: 678,017.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,078.64 : 2,475,120.08 = 452,011.49 : x
  2. Step 2: Convert to fraction form
    1,650,078.64/2,475,120.08 = 452,011.49/x
  3. Step 3: Cross multiply
    1,650,078.64x = 2,475,120.08 × 452,011.49
  4. Step 4: Simplify right side
    1,650,078.64x = 1,118,782,715,289.72
  5. Step 5: Solve for x
    x = 1,118,782,715,289.72/1,650,078.64
  6. Step 6: Final answer
    x = 678,017.82

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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.