Home / 2,114,426.75-3,170,929.28-766,307.16

Finding the Fourth Proportional to 2,114,426.75, 3,170,929.28 and 766,307.16

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Solution

The fourth proportional to 2,114,426.75, 3,170,929.28 and 766,307.16 is: 1,149,203.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,426.75 : 3,170,929.28 = 766,307.16 : x
  2. Step 2: Convert to fraction form
    2,114,426.75/3,170,929.28 = 766,307.16/x
  3. Step 3: Cross multiply
    2,114,426.75x = 3,170,929.28 × 766,307.16
  4. Step 4: Simplify right side
    2,114,426.75x = 2,429,905,807,286.11
  5. Step 5: Solve for x
    x = 2,429,905,807,286.11/2,114,426.75
  6. Step 6: Final answer
    x = 1,149,203.12

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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.