Home / 4,320,113.40-6,480,170.10-1,328,297.40

Finding the Fourth Proportional to 4,320,113.40, 6,480,170.10 and 1,328,297.40

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Solution

The fourth proportional to 4,320,113.40, 6,480,170.10 and 1,328,297.40 is: 1,992,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320,113.40 : 6,480,170.10 = 1,328,297.40 : x
  2. Step 2: Convert to fraction form
    4,320,113.40/6,480,170.10 = 1,328,297.40/x
  3. Step 3: Cross multiply
    4,320,113.40x = 6,480,170.10 × 1,328,297.40
  4. Step 4: Simplify right side
    4,320,113.40x = 8,607,593,095,387.74
  5. Step 5: Solve for x
    x = 8,607,593,095,387.74/4,320,113.40
  6. Step 6: Final answer
    x = 1,992,446.10

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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.