Home / 1,658,416.04-2,487,638-460,431.78

Finding the Fourth Proportional to 1,658,416.04, 2,487,638 and 460,431.78

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Solution

The fourth proportional to 1,658,416.04, 2,487,638 and 460,431.78 is: 690,651.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,416.04 : 2,487,638 = 460,431.78 : x
  2. Step 2: Convert to fraction form
    1,658,416.04/2,487,638 = 460,431.78/x
  3. Step 3: Cross multiply
    1,658,416.04x = 2,487,638 × 460,431.78
  4. Step 4: Simplify right side
    1,658,416.04x = 1,145,387,592,335.64
  5. Step 5: Solve for x
    x = 1,145,387,592,335.64/1,658,416.04
  6. Step 6: Final answer
    x = 690,651.54

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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.