Home / 1,540,025.58-2,309,861.87-402,897.51

Finding the Fourth Proportional to 1,540,025.58, 2,309,861.87 and 402,897.51

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Solution

The fourth proportional to 1,540,025.58, 2,309,861.87 and 402,897.51 is: 604,300.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,025.58 : 2,309,861.87 = 402,897.51 : x
  2. Step 2: Convert to fraction form
    1,540,025.58/2,309,861.87 = 402,897.51/x
  3. Step 3: Cross multiply
    1,540,025.58x = 2,309,861.87 × 402,897.51
  4. Step 4: Simplify right side
    1,540,025.58x = 930,637,595,866.94
  5. Step 5: Solve for x
    x = 930,637,595,866.94/1,540,025.58
  6. Step 6: Final answer
    x = 604,300.09

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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.