Home / 3,146,543.10-4,720,981.05-3,029,903.10

Finding the Fourth Proportional to 3,146,543.10, 4,720,981.05 and 3,029,903.10

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Solution

The fourth proportional to 3,146,543.10, 4,720,981.05 and 3,029,903.10 is: 4,545,977.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,543.10 : 4,720,981.05 = 3,029,903.10 : x
  2. Step 2: Convert to fraction form
    3,146,543.10/4,720,981.05 = 3,029,903.10/x
  3. Step 3: Cross multiply
    3,146,543.10x = 4,720,981.05 × 3,029,903.10
  4. Step 4: Simplify right side
    3,146,543.10x = 14,304,115,118,436.25
  5. Step 5: Solve for x
    x = 14,304,115,118,436.25/3,146,543.10
  6. Step 6: Final answer
    x = 4,545,977.81

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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.