Home / 1,202,950.72-1,803,860.88-697,655.20

Finding the Fourth Proportional to 1,202,950.72, 1,803,860.88 and 697,655.20

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Solution

The fourth proportional to 1,202,950.72, 1,803,860.88 and 697,655.20 is: 1,046,155.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,950.72 : 1,803,860.88 = 697,655.20 : x
  2. Step 2: Convert to fraction form
    1,202,950.72/1,803,860.88 = 697,655.20/x
  3. Step 3: Cross multiply
    1,202,950.72x = 1,803,860.88 × 697,655.20
  4. Step 4: Simplify right side
    1,202,950.72x = 1,258,472,923,008.58
  5. Step 5: Solve for x
    x = 1,258,472,923,008.58/1,202,950.72
  6. Step 6: Final answer
    x = 1,046,155.01

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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.