Home / 1,768,929.30-2,653,393.95-1,131,200.10

Finding the Fourth Proportional to 1,768,929.30, 2,653,393.95 and 1,131,200.10

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Solution

The fourth proportional to 1,768,929.30, 2,653,393.95 and 1,131,200.10 is: 1,696,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,929.30 : 2,653,393.95 = 1,131,200.10 : x
  2. Step 2: Convert to fraction form
    1,768,929.30/2,653,393.95 = 1,131,200.10/x
  3. Step 3: Cross multiply
    1,768,929.30x = 2,653,393.95 × 1,131,200.10
  4. Step 4: Simplify right side
    1,768,929.30x = 3,001,519,501,579.40
  5. Step 5: Solve for x
    x = 3,001,519,501,579.40/1,768,929.30
  6. Step 6: Final answer
    x = 1,696,800.15

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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.