Home / 2,143,776.96-3,216,132-723,772.80

Finding the Fourth Proportional to 2,143,776.96, 3,216,132 and 723,772.80

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Solution

The fourth proportional to 2,143,776.96, 3,216,132 and 723,772.80 is: 1,085,816.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,776.96 : 3,216,132 = 723,772.80 : x
  2. Step 2: Convert to fraction form
    2,143,776.96/3,216,132 = 723,772.80/x
  3. Step 3: Cross multiply
    2,143,776.96x = 3,216,132 × 723,772.80
  4. Step 4: Simplify right side
    2,143,776.96x = 2,327,748,862,809.60
  5. Step 5: Solve for x
    x = 2,327,748,862,809.60/2,143,776.96
  6. Step 6: Final answer
    x = 1,085,816.72

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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.