Home / 1,972,790.88-2,722,253.04-1,113,300

Finding the Fourth Proportional to 1,972,790.88, 2,722,253.04 and 1,113,300

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Solution

The fourth proportional to 1,972,790.88, 2,722,253.04 and 1,113,300 is: 1,536,242.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,790.88 : 2,722,253.04 = 1,113,300 : x
  2. Step 2: Convert to fraction form
    1,972,790.88/2,722,253.04 = 1,113,300/x
  3. Step 3: Cross multiply
    1,972,790.88x = 2,722,253.04 × 1,113,300
  4. Step 4: Simplify right side
    1,972,790.88x = 3,030,684,309,432
  5. Step 5: Solve for x
    x = 3,030,684,309,432/1,972,790.88
  6. Step 6: Final answer
    x = 1,536,242.05

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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.