Home / 1,675,246.42-2,311,838.31-911,298.16

Finding the Fourth Proportional to 1,675,246.42, 2,311,838.31 and 911,298.16

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Solution

The fourth proportional to 1,675,246.42, 2,311,838.31 and 911,298.16 is: 1,257,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,246.42 : 2,311,838.31 = 911,298.16 : x
  2. Step 2: Convert to fraction form
    1,675,246.42/2,311,838.31 = 911,298.16/x
  3. Step 3: Cross multiply
    1,675,246.42x = 2,311,838.31 × 911,298.16
  4. Step 4: Simplify right side
    1,675,246.42x = 2,106,773,998,120.51
  5. Step 5: Solve for x
    x = 2,106,773,998,120.51/1,675,246.42
  6. Step 6: Final answer
    x = 1,257,590.51

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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.