Home / 1,285,752.10-1,933,075.05-1,202,500.30

Finding the Fourth Proportional to 1,285,752.10, 1,933,075.05 and 1,202,500.30

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Solution

The fourth proportional to 1,285,752.10, 1,933,075.05 and 1,202,500.30 is: 1,807,909.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,752.10 : 1,933,075.05 = 1,202,500.30 : x
  2. Step 2: Convert to fraction form
    1,285,752.10/1,933,075.05 = 1,202,500.30/x
  3. Step 3: Cross multiply
    1,285,752.10x = 1,933,075.05 × 1,202,500.30
  4. Step 4: Simplify right side
    1,285,752.10x = 2,324,523,327,547.52
  5. Step 5: Solve for x
    x = 2,324,523,327,547.52/1,285,752.10
  6. Step 6: Final answer
    x = 1,807,909.42

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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.