Home / 2,143,983.95-2,958,703.64-1,177,176.86

Finding the Fourth Proportional to 2,143,983.95, 2,958,703.64 and 1,177,176.86

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Solution

The fourth proportional to 2,143,983.95, 2,958,703.64 and 1,177,176.86 is: 1,624,507.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,983.95 : 2,958,703.64 = 1,177,176.86 : x
  2. Step 2: Convert to fraction form
    2,143,983.95/2,958,703.64 = 1,177,176.86/x
  3. Step 3: Cross multiply
    2,143,983.95x = 2,958,703.64 × 1,177,176.86
  4. Step 4: Simplify right side
    2,143,983.95x = 3,482,917,460,605.77
  5. Step 5: Solve for x
    x = 3,482,917,460,605.77/2,143,983.95
  6. Step 6: Final answer
    x = 1,624,507.25

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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.