Home / 2,575,101.80-3,862,652.70-1,623,319.40

Finding the Fourth Proportional to 2,575,101.80, 3,862,652.70 and 1,623,319.40

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Solution

The fourth proportional to 2,575,101.80, 3,862,652.70 and 1,623,319.40 is: 2,434,979.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575,101.80 : 3,862,652.70 = 1,623,319.40 : x
  2. Step 2: Convert to fraction form
    2,575,101.80/3,862,652.70 = 1,623,319.40/x
  3. Step 3: Cross multiply
    2,575,101.80x = 3,862,652.70 × 1,623,319.40
  4. Step 4: Simplify right side
    2,575,101.80x = 6,270,319,063,372.38
  5. Step 5: Solve for x
    x = 6,270,319,063,372.38/2,575,101.80
  6. Step 6: Final answer
    x = 2,434,979.10

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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.