Home / 3,000,177.75-4,140,256.23-1,623,521.34

Finding the Fourth Proportional to 3,000,177.75, 4,140,256.23 and 1,623,521.34

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Solution

The fourth proportional to 3,000,177.75, 4,140,256.23 and 1,623,521.34 is: 2,240,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,177.75 : 4,140,256.23 = 1,623,521.34 : x
  2. Step 2: Convert to fraction form
    3,000,177.75/4,140,256.23 = 1,623,521.34/x
  3. Step 3: Cross multiply
    3,000,177.75x = 4,140,256.23 × 1,623,521.34
  4. Step 4: Simplify right side
    3,000,177.75x = 6,721,794,342,472.95
  5. Step 5: Solve for x
    x = 6,721,794,342,472.95/3,000,177.75
  6. Step 6: Final answer
    x = 2,240,465.37

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1.5x scale

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.