Home / 2,065,643.10-3,098,464.65-1,427,913.90

Finding the Fourth Proportional to 2,065,643.10, 3,098,464.65 and 1,427,913.90

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Solution

The fourth proportional to 2,065,643.10, 3,098,464.65 and 1,427,913.90 is: 2,141,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,643.10 : 3,098,464.65 = 1,427,913.90 : x
  2. Step 2: Convert to fraction form
    2,065,643.10/3,098,464.65 = 1,427,913.90/x
  3. Step 3: Cross multiply
    2,065,643.10x = 3,098,464.65 × 1,427,913.90
  4. Step 4: Simplify right side
    2,065,643.10x = 4,424,340,742,393.64
  5. Step 5: Solve for x
    x = 4,424,340,742,393.64/2,065,643.10
  6. Step 6: Final answer
    x = 2,141,870.85

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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.