Home / 2,065,243.10-2,849,857.16-1,147,455.45

Finding the Fourth Proportional to 2,065,243.10, 2,849,857.16 and 1,147,455.45

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Solution

The fourth proportional to 2,065,243.10, 2,849,857.16 and 1,147,455.45 is: 1,583,389.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,243.10 : 2,849,857.16 = 1,147,455.45 : x
  2. Step 2: Convert to fraction form
    2,065,243.10/2,849,857.16 = 1,147,455.45/x
  3. Step 3: Cross multiply
    2,065,243.10x = 2,849,857.16 × 1,147,455.45
  4. Step 4: Simplify right side
    2,065,243.10x = 3,270,084,124,226.24
  5. Step 5: Solve for x
    x = 3,270,084,124,226.24/2,065,243.10
  6. Step 6: Final answer
    x = 1,583,389.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.