Home / 1,623,549.20-2,435,467.16-425,466.86

Finding the Fourth Proportional to 1,623,549.20, 2,435,467.16 and 425,466.86

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Solution

The fourth proportional to 1,623,549.20, 2,435,467.16 and 425,466.86 is: 638,237.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,549.20 : 2,435,467.16 = 425,466.86 : x
  2. Step 2: Convert to fraction form
    1,623,549.20/2,435,467.16 = 425,466.86/x
  3. Step 3: Cross multiply
    1,623,549.20x = 2,435,467.16 × 425,466.86
  4. Step 4: Simplify right side
    1,623,549.20x = 1,036,210,554,084.65
  5. Step 5: Solve for x
    x = 1,036,210,554,084.65/1,623,549.20
  6. Step 6: Final answer
    x = 638,237.85

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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.