Home / 1,109,570.08-1,530,826.32-626,075.68

Finding the Fourth Proportional to 1,109,570.08, 1,530,826.32 and 626,075.68

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Solution

The fourth proportional to 1,109,570.08, 1,530,826.32 and 626,075.68 is: 863,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,570.08 : 1,530,826.32 = 626,075.68 : x
  2. Step 2: Convert to fraction form
    1,109,570.08/1,530,826.32 = 626,075.68/x
  3. Step 3: Cross multiply
    1,109,570.08x = 1,530,826.32 × 626,075.68
  4. Step 4: Simplify right side
    1,109,570.08x = 958,413,129,255.90
  5. Step 5: Solve for x
    x = 958,413,129,255.90/1,109,570.08
  6. Step 6: Final answer
    x = 863,769.80

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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.