Home / 1,120,535.57-1,680,475.31-446,392.82

Finding the Fourth Proportional to 1,120,535.57, 1,680,475.31 and 446,392.82

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Solution

The fourth proportional to 1,120,535.57, 1,680,475.31 and 446,392.82 is: 669,458.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,535.57 : 1,680,475.31 = 446,392.82 : x
  2. Step 2: Convert to fraction form
    1,120,535.57/1,680,475.31 = 446,392.82/x
  3. Step 3: Cross multiply
    1,120,535.57x = 1,680,475.31 × 446,392.82
  4. Step 4: Simplify right side
    1,120,535.57x = 750,152,116,214.47
  5. Step 5: Solve for x
    x = 750,152,116,214.47/1,120,535.57
  6. Step 6: Final answer
    x = 669,458.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.