Home / 1,728,000.30-2,592,000.45-1,302,221.10

Finding the Fourth Proportional to 1,728,000.30, 2,592,000.45 and 1,302,221.10

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Solution

The fourth proportional to 1,728,000.30, 2,592,000.45 and 1,302,221.10 is: 1,953,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,000.30 : 2,592,000.45 = 1,302,221.10 : x
  2. Step 2: Convert to fraction form
    1,728,000.30/2,592,000.45 = 1,302,221.10/x
  3. Step 3: Cross multiply
    1,728,000.30x = 2,592,000.45 × 1,302,221.10
  4. Step 4: Simplify right side
    1,728,000.30x = 3,375,357,677,199.50
  5. Step 5: Solve for x
    x = 3,375,357,677,199.50/1,728,000.30
  6. Step 6: Final answer
    x = 1,953,331.65

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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.