Home / 3,913,860.96-5,872,646.70-1,890,970.92

Finding the Fourth Proportional to 3,913,860.96, 5,872,646.70 and 1,890,970.92

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Solution

The fourth proportional to 3,913,860.96, 5,872,646.70 and 1,890,970.92 is: 2,837,352.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,860.96 : 5,872,646.70 = 1,890,970.92 : x
  2. Step 2: Convert to fraction form
    3,913,860.96/5,872,646.70 = 1,890,970.92/x
  3. Step 3: Cross multiply
    3,913,860.96x = 5,872,646.70 × 1,890,970.92
  4. Step 4: Simplify right side
    3,913,860.96x = 11,105,004,133,133.96
  5. Step 5: Solve for x
    x = 11,105,004,133,133.96/3,913,860.96
  6. Step 6: Final answer
    x = 2,837,352.74

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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.