Home / 1,875,285.52-2,812,916.12-455,332.03

Finding the Fourth Proportional to 1,875,285.52, 2,812,916.12 and 455,332.03

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Solution

The fourth proportional to 1,875,285.52, 2,812,916.12 and 455,332.03 is: 682,995.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,285.52 : 2,812,916.12 = 455,332.03 : x
  2. Step 2: Convert to fraction form
    1,875,285.52/2,812,916.12 = 455,332.03/x
  3. Step 3: Cross multiply
    1,875,285.52x = 2,812,916.12 × 455,332.03
  4. Step 4: Simplify right side
    1,875,285.52x = 1,280,810,801,245.36
  5. Step 5: Solve for x
    x = 1,280,810,801,245.36/1,875,285.52
  6. Step 6: Final answer
    x = 682,995.09

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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.