Home / 1,942,847.40-2,914,271.10-760,895.40

Finding the Fourth Proportional to 1,942,847.40, 2,914,271.10 and 760,895.40

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Solution

The fourth proportional to 1,942,847.40, 2,914,271.10 and 760,895.40 is: 1,141,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,847.40 : 2,914,271.10 = 760,895.40 : x
  2. Step 2: Convert to fraction form
    1,942,847.40/2,914,271.10 = 760,895.40/x
  3. Step 3: Cross multiply
    1,942,847.40x = 2,914,271.10 × 760,895.40
  4. Step 4: Simplify right side
    1,942,847.40x = 2,217,455,474,342.94
  5. Step 5: Solve for x
    x = 2,217,455,474,342.94/1,942,847.40
  6. Step 6: Final answer
    x = 1,141,343.10

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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.