Home / 2,678,000.30-4,020,937.05-1,882,807.10

Finding the Fourth Proportional to 2,678,000.30, 4,020,937.05 and 1,882,807.10

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Solution

The fourth proportional to 2,678,000.30, 4,020,937.05 and 1,882,807.10 is: 2,826,978.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,000.30 : 4,020,937.05 = 1,882,807.10 : x
  2. Step 2: Convert to fraction form
    2,678,000.30/4,020,937.05 = 1,882,807.10/x
  3. Step 3: Cross multiply
    2,678,000.30x = 4,020,937.05 × 1,882,807.10
  4. Step 4: Simplify right side
    2,678,000.30x = 7,570,648,826,393.06
  5. Step 5: Solve for x
    x = 7,570,648,826,393.06/2,678,000.30
  6. Step 6: Final answer
    x = 2,826,978.33

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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.