Home / 1,304,308.40-1,956,462.60-856,410.80

Finding the Fourth Proportional to 1,304,308.40, 1,956,462.60 and 856,410.80

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Solution

The fourth proportional to 1,304,308.40, 1,956,462.60 and 856,410.80 is: 1,284,616.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,308.40 : 1,956,462.60 = 856,410.80 : x
  2. Step 2: Convert to fraction form
    1,304,308.40/1,956,462.60 = 856,410.80/x
  3. Step 3: Cross multiply
    1,304,308.40x = 1,956,462.60 × 856,410.80
  4. Step 4: Simplify right side
    1,304,308.40x = 1,675,535,700,436.08
  5. Step 5: Solve for x
    x = 1,675,535,700,436.08/1,304,308.40
  6. Step 6: Final answer
    x = 1,284,616.20

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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.