Home / 2,575,401.80-3,863,102.70-1,623,619.40

Finding the Fourth Proportional to 2,575,401.80, 3,863,102.70 and 1,623,619.40

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Solution

The fourth proportional to 2,575,401.80, 3,863,102.70 and 1,623,619.40 is: 2,435,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575,401.80 : 3,863,102.70 = 1,623,619.40 : x
  2. Step 2: Convert to fraction form
    2,575,401.80/3,863,102.70 = 1,623,619.40/x
  3. Step 3: Cross multiply
    2,575,401.80x = 3,863,102.70 × 1,623,619.40
  4. Step 4: Simplify right side
    2,575,401.80x = 6,272,208,487,912.38
  5. Step 5: Solve for x
    x = 6,272,208,487,912.38/2,575,401.80
  6. Step 6: Final answer
    x = 2,435,429.10

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1.5x scale

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.