Home / 1,384,513.56-1,910,466-803,602.62

Finding the Fourth Proportional to 1,384,513.56, 1,910,466 and 803,602.62

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Solution

The fourth proportional to 1,384,513.56, 1,910,466 and 803,602.62 is: 1,108,877.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,513.56 : 1,910,466 = 803,602.62 : x
  2. Step 2: Convert to fraction form
    1,384,513.56/1,910,466 = 803,602.62/x
  3. Step 3: Cross multiply
    1,384,513.56x = 1,910,466 × 803,602.62
  4. Step 4: Simplify right side
    1,384,513.56x = 1,535,255,483,020.92
  5. Step 5: Solve for x
    x = 1,535,255,483,020.92/1,384,513.56
  6. Step 6: Final answer
    x = 1,108,877.17

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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.