Home / 1,490,859.58-2,057,330.08-911,052.22

Finding the Fourth Proportional to 1,490,859.58, 2,057,330.08 and 911,052.22

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Solution

The fourth proportional to 1,490,859.58, 2,057,330.08 and 911,052.22 is: 1,257,217.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,859.58 : 2,057,330.08 = 911,052.22 : x
  2. Step 2: Convert to fraction form
    1,490,859.58/2,057,330.08 = 911,052.22/x
  3. Step 3: Cross multiply
    1,490,859.58x = 2,057,330.08 × 911,052.22
  4. Step 4: Simplify right side
    1,490,859.58x = 1,874,335,136,656.78
  5. Step 5: Solve for x
    x = 1,874,335,136,656.78/1,490,859.58
  6. Step 6: Final answer
    x = 1,257,217.76

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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.