Home / 1,496,515.42-2,065,191.20-808,187.21

Finding the Fourth Proportional to 1,496,515.42, 2,065,191.20 and 808,187.21

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Solution

The fourth proportional to 1,496,515.42, 2,065,191.20 and 808,187.21 is: 1,115,298.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,515.42 : 2,065,191.20 = 808,187.21 : x
  2. Step 2: Convert to fraction form
    1,496,515.42/2,065,191.20 = 808,187.21/x
  3. Step 3: Cross multiply
    1,496,515.42x = 2,065,191.20 × 808,187.21
  4. Step 4: Simplify right side
    1,496,515.42x = 1,669,061,114,044.55
  5. Step 5: Solve for x
    x = 1,669,061,114,044.55/1,496,515.42
  6. Step 6: Final answer
    x = 1,115,298.31

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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.