Home / 2,798,130.10-4,197,195.15-1,001,072.20

Finding the Fourth Proportional to 2,798,130.10, 4,197,195.15 and 1,001,072.20

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Solution

The fourth proportional to 2,798,130.10, 4,197,195.15 and 1,001,072.20 is: 1,501,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,130.10 : 4,197,195.15 = 1,001,072.20 : x
  2. Step 2: Convert to fraction form
    2,798,130.10/4,197,195.15 = 1,001,072.20/x
  3. Step 3: Cross multiply
    2,798,130.10x = 4,197,195.15 × 1,001,072.20
  4. Step 4: Simplify right side
    2,798,130.10x = 4,201,695,382,639.83
  5. Step 5: Solve for x
    x = 4,201,695,382,639.83/2,798,130.10
  6. Step 6: Final answer
    x = 1,501,608.30

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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.