Home / 1,668,337.20-2,502,505.80-546,519.60

Finding the Fourth Proportional to 1,668,337.20, 2,502,505.80 and 546,519.60

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Solution

The fourth proportional to 1,668,337.20, 2,502,505.80 and 546,519.60 is: 819,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,337.20 : 2,502,505.80 = 546,519.60 : x
  2. Step 2: Convert to fraction form
    1,668,337.20/2,502,505.80 = 546,519.60/x
  3. Step 3: Cross multiply
    1,668,337.20x = 2,502,505.80 × 546,519.60
  4. Step 4: Simplify right side
    1,668,337.20x = 1,367,668,468,813.68
  5. Step 5: Solve for x
    x = 1,367,668,468,813.68/1,668,337.20
  6. Step 6: Final answer
    x = 819,779.40

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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.