Home / 2,633,705.20-3,634,808.16-1,487,859.40

Finding the Fourth Proportional to 2,633,705.20, 3,634,808.16 and 1,487,859.40

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Solution

The fourth proportional to 2,633,705.20, 3,634,808.16 and 1,487,859.40 is: 2,053,412.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633,705.20 : 3,634,808.16 = 1,487,859.40 : x
  2. Step 2: Convert to fraction form
    2,633,705.20/3,634,808.16 = 1,487,859.40/x
  3. Step 3: Cross multiply
    2,633,705.20x = 3,634,808.16 × 1,487,859.40
  4. Step 4: Simplify right side
    2,633,705.20x = 5,408,083,488,052.70
  5. Step 5: Solve for x
    x = 5,408,083,488,052.70/2,633,705.20
  6. Step 6: Final answer
    x = 2,053,412.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.