Home / 1,630,013.48-2,445,551.46-819,979.86

Finding the Fourth Proportional to 1,630,013.48, 2,445,551.46 and 819,979.86

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Solution

The fourth proportional to 1,630,013.48, 2,445,551.46 and 819,979.86 is: 1,230,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,013.48 : 2,445,551.46 = 819,979.86 : x
  2. Step 2: Convert to fraction form
    1,630,013.48/2,445,551.46 = 819,979.86/x
  3. Step 3: Cross multiply
    1,630,013.48x = 2,445,551.46 × 819,979.86
  4. Step 4: Simplify right side
    1,630,013.48x = 2,005,302,943,793.60
  5. Step 5: Solve for x
    x = 2,005,302,943,793.60/1,630,013.48
  6. Step 6: Final answer
    x = 1,230,237.03

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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.