Home / 1,395,521.55-2,091,953.52-448,228.04

Finding the Fourth Proportional to 1,395,521.55, 2,091,953.52 and 448,228.04

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Solution

The fourth proportional to 1,395,521.55, 2,091,953.52 and 448,228.04 is: 671,915.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,521.55 : 2,091,953.52 = 448,228.04 : x
  2. Step 2: Convert to fraction form
    1,395,521.55/2,091,953.52 = 448,228.04/x
  3. Step 3: Cross multiply
    1,395,521.55x = 2,091,953.52 × 448,228.04
  4. Step 4: Simplify right side
    1,395,521.55x = 937,672,215,580.93
  5. Step 5: Solve for x
    x = 937,672,215,580.93/1,395,521.55
  6. Step 6: Final answer
    x = 671,915.25

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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.