Home / 3,712,714.20-5,569,605.36-1,408,055.76

Finding the Fourth Proportional to 3,712,714.20, 5,569,605.36 and 1,408,055.76

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Solution

The fourth proportional to 3,712,714.20, 5,569,605.36 and 1,408,055.76 is: 2,112,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,714.20 : 5,569,605.36 = 1,408,055.76 : x
  2. Step 2: Convert to fraction form
    3,712,714.20/5,569,605.36 = 1,408,055.76/x
  3. Step 3: Cross multiply
    3,712,714.20x = 5,569,605.36 × 1,408,055.76
  4. Step 4: Simplify right side
    3,712,714.20x = 7,842,314,908,074.87
  5. Step 5: Solve for x
    x = 7,842,314,908,074.87/3,712,714.20
  6. Step 6: Final answer
    x = 2,112,286.18

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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.