Home / 2,730,115.80-4,095,173.70-1,831,987.80

Finding the Fourth Proportional to 2,730,115.80, 4,095,173.70 and 1,831,987.80

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Solution

The fourth proportional to 2,730,115.80, 4,095,173.70 and 1,831,987.80 is: 2,747,981.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730,115.80 : 4,095,173.70 = 1,831,987.80 : x
  2. Step 2: Convert to fraction form
    2,730,115.80/4,095,173.70 = 1,831,987.80/x
  3. Step 3: Cross multiply
    2,730,115.80x = 4,095,173.70 × 1,831,987.80
  4. Step 4: Simplify right side
    2,730,115.80x = 7,502,308,257,280.86
  5. Step 5: Solve for x
    x = 7,502,308,257,280.86/2,730,115.80
  6. Step 6: Final answer
    x = 2,747,981.70

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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.