Home / 1,728,235.40-2,592,353.10-1,630,257.80

Finding the Fourth Proportional to 1,728,235.40, 2,592,353.10 and 1,630,257.80

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Solution

The fourth proportional to 1,728,235.40, 2,592,353.10 and 1,630,257.80 is: 2,445,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,235.40 : 2,592,353.10 = 1,630,257.80 : x
  2. Step 2: Convert to fraction form
    1,728,235.40/2,592,353.10 = 1,630,257.80/x
  3. Step 3: Cross multiply
    1,728,235.40x = 2,592,353.10 × 1,630,257.80
  4. Step 4: Simplify right side
    1,728,235.40x = 4,226,203,861,629.18
  5. Step 5: Solve for x
    x = 4,226,203,861,629.18/1,728,235.40
  6. Step 6: Final answer
    x = 2,445,386.70

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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.