Home / 1,623,549.07-2,435,466.98-425,466.73

Finding the Fourth Proportional to 1,623,549.07, 2,435,466.98 and 425,466.73

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Solution

The fourth proportional to 1,623,549.07, 2,435,466.98 and 425,466.73 is: 638,237.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,549.07 : 2,435,466.98 = 425,466.73 : x
  2. Step 2: Convert to fraction form
    1,623,549.07/2,435,466.98 = 425,466.73/x
  3. Step 3: Cross multiply
    1,623,549.07x = 2,435,466.98 × 425,466.73
  4. Step 4: Simplify right side
    1,623,549.07x = 1,036,210,172,003.58
  5. Step 5: Solve for x
    x = 1,036,210,172,003.58/1,623,549.07
  6. Step 6: Final answer
    x = 638,237.67

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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.