Home / 1,897,910.40-2,842,718.40-1,473,859.20

Finding the Fourth Proportional to 1,897,910.40, 2,842,718.40 and 1,473,859.20

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Solution

The fourth proportional to 1,897,910.40, 2,842,718.40 and 1,473,859.20 is: 2,207,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,910.40 : 2,842,718.40 = 1,473,859.20 : x
  2. Step 2: Convert to fraction form
    1,897,910.40/2,842,718.40 = 1,473,859.20/x
  3. Step 3: Cross multiply
    1,897,910.40x = 2,842,718.40 × 1,473,859.20
  4. Step 4: Simplify right side
    1,897,910.40x = 4,189,766,666,849.28
  5. Step 5: Solve for x
    x = 4,189,766,666,849.28/1,897,910.40
  6. Step 6: Final answer
    x = 2,207,568.21

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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.