Home / 1,418,793.90-2,125,426.05-856,157.10

Finding the Fourth Proportional to 1,418,793.90, 2,125,426.05 and 856,157.10

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Solution

The fourth proportional to 1,418,793.90, 2,125,426.05 and 856,157.10 is: 1,282,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,793.90 : 2,125,426.05 = 856,157.10 : x
  2. Step 2: Convert to fraction form
    1,418,793.90/2,125,426.05 = 856,157.10/x
  3. Step 3: Cross multiply
    1,418,793.90x = 2,125,426.05 × 856,157.10
  4. Step 4: Simplify right side
    1,418,793.90x = 1,819,698,603,232.45
  5. Step 5: Solve for x
    x = 1,819,698,603,232.45/1,418,793.90
  6. Step 6: Final answer
    x = 1,282,567.26

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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.