Home / 1,869,114.62-2,579,380.50-1,009,674.90

Finding the Fourth Proportional to 1,869,114.62, 2,579,380.50 and 1,009,674.90

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Solution

The fourth proportional to 1,869,114.62, 2,579,380.50 and 1,009,674.90 is: 1,393,352.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,114.62 : 2,579,380.50 = 1,009,674.90 : x
  2. Step 2: Convert to fraction form
    1,869,114.62/2,579,380.50 = 1,009,674.90/x
  3. Step 3: Cross multiply
    1,869,114.62x = 2,579,380.50 × 1,009,674.90
  4. Step 4: Simplify right side
    1,869,114.62x = 2,604,335,748,399.45
  5. Step 5: Solve for x
    x = 2,604,335,748,399.45/1,869,114.62
  6. Step 6: Final answer
    x = 1,393,352.62

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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.