Home / 3,119,022-4,304,263.32-1,688,238

Finding the Fourth Proportional to 3,119,022, 4,304,263.32 and 1,688,238

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Solution

The fourth proportional to 3,119,022, 4,304,263.32 and 1,688,238 is: 2,329,775.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,022 : 4,304,263.32 = 1,688,238 : x
  2. Step 2: Convert to fraction form
    3,119,022/4,304,263.32 = 1,688,238/x
  3. Step 3: Cross multiply
    3,119,022x = 4,304,263.32 × 1,688,238
  4. Step 4: Simplify right side
    3,119,022x = 7,266,620,898,830.16
  5. Step 5: Solve for x
    x = 7,266,620,898,830.16/3,119,022
  6. Step 6: Final answer
    x = 2,329,775.45

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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.