Home / 1,668,341.20-2,502,511.80-546,523.60

Finding the Fourth Proportional to 1,668,341.20, 2,502,511.80 and 546,523.60

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Solution

The fourth proportional to 1,668,341.20, 2,502,511.80 and 546,523.60 is: 819,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,341.20 : 2,502,511.80 = 546,523.60 : x
  2. Step 2: Convert to fraction form
    1,668,341.20/2,502,511.80 = 546,523.60/x
  3. Step 3: Cross multiply
    1,668,341.20x = 2,502,511.80 × 546,523.60
  4. Step 4: Simplify right side
    1,668,341.20x = 1,367,681,757,978.48
  5. Step 5: Solve for x
    x = 1,367,681,757,978.48/1,668,341.20
  6. Step 6: Final answer
    x = 819,785.40

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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.