Home / 1,927,854.45-2,888,740.08-711,758.79

Finding the Fourth Proportional to 1,927,854.45, 2,888,740.08 and 711,758.79

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Solution

The fourth proportional to 1,927,854.45, 2,888,740.08 and 711,758.79 is: 1,066,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,854.45 : 2,888,740.08 = 711,758.79 : x
  2. Step 2: Convert to fraction form
    1,927,854.45/2,888,740.08 = 711,758.79/x
  3. Step 3: Cross multiply
    1,927,854.45x = 2,888,740.08 × 711,758.79
  4. Step 4: Simplify right side
    1,927,854.45x = 2,056,086,143,965.30
  5. Step 5: Solve for x
    x = 2,056,086,143,965.30/1,927,854.45
  6. Step 6: Final answer
    x = 1,066,515.24

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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.