Home / 2,116,574.62-2,920,870.75-1,149,705.66

Finding the Fourth Proportional to 2,116,574.62, 2,920,870.75 and 1,149,705.66

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Solution

The fourth proportional to 2,116,574.62, 2,920,870.75 and 1,149,705.66 is: 1,586,592.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,574.62 : 2,920,870.75 = 1,149,705.66 : x
  2. Step 2: Convert to fraction form
    2,116,574.62/2,920,870.75 = 1,149,705.66/x
  3. Step 3: Cross multiply
    2,116,574.62x = 2,920,870.75 × 1,149,705.66
  4. Step 4: Simplify right side
    2,116,574.62x = 3,358,141,643,638.14
  5. Step 5: Solve for x
    x = 3,358,141,643,638.14/2,116,574.62
  6. Step 6: Final answer
    x = 1,586,592.61

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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.