Home / 1,198,484.63-1,653,898.95-654,620.76

Finding the Fourth Proportional to 1,198,484.63, 1,653,898.95 and 654,620.76

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Solution

The fourth proportional to 1,198,484.63, 1,653,898.95 and 654,620.76 is: 903,371.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,484.63 : 1,653,898.95 = 654,620.76 : x
  2. Step 2: Convert to fraction form
    1,198,484.63/1,653,898.95 = 654,620.76/x
  3. Step 3: Cross multiply
    1,198,484.63x = 1,653,898.95 × 654,620.76
  4. Step 4: Simplify right side
    1,198,484.63x = 1,082,676,587,612.20
  5. Step 5: Solve for x
    x = 1,082,676,587,612.20/1,198,484.63
  6. Step 6: Final answer
    x = 903,371.28

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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.