Home / 1,484,639.85-2,228,534.52-1,314,963.05

Finding the Fourth Proportional to 1,484,639.85, 2,228,534.52 and 1,314,963.05

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Solution

The fourth proportional to 1,484,639.85, 2,228,534.52 and 1,314,963.05 is: 1,973,839.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,639.85 : 2,228,534.52 = 1,314,963.05 : x
  2. Step 2: Convert to fraction form
    1,484,639.85/2,228,534.52 = 1,314,963.05/x
  3. Step 3: Cross multiply
    1,484,639.85x = 2,228,534.52 × 1,314,963.05
  4. Step 4: Simplify right side
    1,484,639.85x = 2,930,440,538,306.81
  5. Step 5: Solve for x
    x = 2,930,440,538,306.81/1,484,639.85
  6. Step 6: Final answer
    x = 1,973,839.34

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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.