Home / 2,648,900.40-3,973,642.20-966,368.40

Finding the Fourth Proportional to 2,648,900.40, 3,973,642.20 and 966,368.40

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Solution

The fourth proportional to 2,648,900.40, 3,973,642.20 and 966,368.40 is: 1,449,658.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,900.40 : 3,973,642.20 = 966,368.40 : x
  2. Step 2: Convert to fraction form
    2,648,900.40/3,973,642.20 = 966,368.40/x
  3. Step 3: Cross multiply
    2,648,900.40x = 3,973,642.20 × 966,368.40
  4. Step 4: Simplify right side
    2,648,900.40x = 3,840,002,254,986.48
  5. Step 5: Solve for x
    x = 3,840,002,254,986.48/2,648,900.40
  6. Step 6: Final answer
    x = 1,449,658.98

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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.