Home / 2,442,661.46-3,371,276.31-1,355,282.90

Finding the Fourth Proportional to 2,442,661.46, 3,371,276.31 and 1,355,282.90

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Solution

The fourth proportional to 2,442,661.46, 3,371,276.31 and 1,355,282.90 is: 1,870,514.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,661.46 : 3,371,276.31 = 1,355,282.90 : x
  2. Step 2: Convert to fraction form
    2,442,661.46/3,371,276.31 = 1,355,282.90/x
  3. Step 3: Cross multiply
    2,442,661.46x = 3,371,276.31 × 1,355,282.90
  4. Step 4: Simplify right side
    2,442,661.46x = 4,569,033,134,118.10
  5. Step 5: Solve for x
    x = 4,569,033,134,118.10/2,442,661.46
  6. Step 6: Final answer
    x = 1,870,514.28

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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.