Home / 1,811,854.33-2,500,210.34-1,066,661.90

Finding the Fourth Proportional to 1,811,854.33, 2,500,210.34 and 1,066,661.90

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Solution

The fourth proportional to 1,811,854.33, 2,500,210.34 and 1,066,661.90 is: 1,471,905.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,854.33 : 2,500,210.34 = 1,066,661.90 : x
  2. Step 2: Convert to fraction form
    1,811,854.33/2,500,210.34 = 1,066,661.90/x
  3. Step 3: Cross multiply
    1,811,854.33x = 2,500,210.34 × 1,066,661.90
  4. Step 4: Simplify right side
    1,811,854.33x = 2,666,879,107,205.46
  5. Step 5: Solve for x
    x = 2,666,879,107,205.46/1,811,854.33
  6. Step 6: Final answer
    x = 1,471,905.92

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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.