Home / 1,425,056.40-2,139,139.80-795,200.40

Finding the Fourth Proportional to 1,425,056.40, 2,139,139.80 and 795,200.40

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Solution

The fourth proportional to 1,425,056.40, 2,139,139.80 and 795,200.40 is: 1,193,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,056.40 : 2,139,139.80 = 795,200.40 : x
  2. Step 2: Convert to fraction form
    1,425,056.40/2,139,139.80 = 795,200.40/x
  3. Step 3: Cross multiply
    1,425,056.40x = 2,139,139.80 × 795,200.40
  4. Step 4: Simplify right side
    1,425,056.40x = 1,701,044,824,615.92
  5. Step 5: Solve for x
    x = 1,701,044,824,615.92/1,425,056.40
  6. Step 6: Final answer
    x = 1,193,668.42

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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.