Home / 2,768,617.80-4,152,149.10-875,939.40

Finding the Fourth Proportional to 2,768,617.80, 4,152,149.10 and 875,939.40

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Solution

The fourth proportional to 2,768,617.80, 4,152,149.10 and 875,939.40 is: 1,313,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,617.80 : 4,152,149.10 = 875,939.40 : x
  2. Step 2: Convert to fraction form
    2,768,617.80/4,152,149.10 = 875,939.40/x
  3. Step 3: Cross multiply
    2,768,617.80x = 4,152,149.10 × 875,939.40
  4. Step 4: Simplify right side
    2,768,617.80x = 3,637,030,991,364.54
  5. Step 5: Solve for x
    x = 3,637,030,991,364.54/2,768,617.80
  6. Step 6: Final answer
    x = 1,313,663.08

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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.